242(top 1%)
papers
10.2K(top 1%)
citations
54(top 1%)
h-index
86(top 2%)
g-index
251
all documents
10.9K
doc citations
1.1K
citing journals
105
times ranked
Filter by:Articles (Lifetime) (14) | Articles (per year) (25) | Citations (Lifetime) (26) | Citations (per year) (57) | Most Cited Article (Lifetime) (41) | Most Cited Article (per year) (96) | Low Rankings (Lifetime) (60) | Low Rankings (per year) (217) |
1st most cited paper in School of Chemical Engineering and Materials Science (2014) [with 193 citations of an article]
1st most cited paper in School of Chemical Engineering and Materials Science (2017) [with 414 citations of an article]
1st most cited paper in School of Chemical Engineering and Materials Science (2018) [with 708 citations of an article]
1st most cited paper in School of Chemical Engineering and Materials Science (2020) [with 439 citations of an article]
1st most cited paper in Department of Materials Science and Engineering (2021) [with 41 citations of an article]
1st most cited paper in Faculty of Agricultural Engineering and Technology (2020) [with 484 citations of an article]
1st most cited paper in Faculty of Agricultural Engineering and Technology (lifetime) [with 519 citations of an article]
1st most cited paper in Faculty of Environmental Engineering Technology (2021) [with 111 citations of an article]
1st most cited paper in Faculty of Environmental Engineering Technology (lifetime) [with 111 citations of an article]
1st most published author in Faculty of Applied Sciences (2021) [with 20 articles having 656 citations]
1st most cited author in Faculty of Applied Sciences (2021) [with 656 citations of 20 articles]
1st most cited paper in Department of Materials Science and Engineering (2020) [with 148 citations of an article]
1st most cited paper in School of Forestry (2020) [with 647 citations of an article]
1st most cited paper in School of Forestry (lifetime) [with 790 citations of an article]
1st most cited paper in Faculty of Environmental and Chemical Engineering (2020) [with 80 citations of an article]
1st most cited paper in School of Chemical Engineering and Physical Sciences (2020) [with 84 citations of an article]
1st most cited paper in Department of Chemical Engineering (2021) [with 191 citations of an article]
1st most cited paper in Department of Chemical Engineering (lifetime) [with 314 citations of an article]
1st most cited paper in Department of Chemistry (2021) [with 191 citations of an article]
1st most cited paper in Department of Engineering Sciences (2021) [with 298 citations of an article]
1st most cited paper in Department of Engineering Sciences (lifetime) [with 871 citations of an article]
1st most cited paper in School of Chemistry (2022) [with 34 citations of an article]
1st most published author in Department of Materials Science and Engineering (2022) [with 29 articles having 653 citations]
1st most cited author in Department of Materials Science and Engineering (2022) [with 653 citations of 29 articles]
1st most cited paper in Department of Materials Science and Engineering (2023) [with 87 citations of an article]
1st most cited paper in Center of Excellence for Green Energy and Environmental Nanomaterials (CE@GrEEN) (2019) [with 273 citations of an article]
1st most cited paper in Center of Excellence for Green Energy and Environmental Nanomaterials (CE@GrEEN) (2020) [with 1485 citations of an article]
1st most cited paper in Center of Excellence for Green Energy and Environmental Nanomaterials (CE@GrEEN) (lifetime) [with 1923 citations of an article]
2nd most cited paper in School of Chemical Engineering and Materials Science (2021) [with 217 citations of an article]
2nd most cited author in Faculty of Environmental Engineering Technology (2021) [with 111 citations of 2 articles]
2nd most cited author in Faculty of Environmental Engineering Technology (lifetime) [with 111 citations of 2 articles]
2nd most cited author in Department of Chemical Engineering (2021) [with 191 citations of 1 articles]
2nd most cited author in Department of Chemistry (2021) [with 191 citations of 1 articles]
2nd most cited author in Department of Engineering Sciences (2021) [with 298 citations of 6 articles]
2nd most cited author in Department of Materials Science and Engineering (2021) [with 970 citations of 32 articles]
2nd most cited author in Center of Excellence for Green Energy and Environmental Nanomaterials (CE@GrEEN) (2020) [with 1485 citations of 15 articles]
3rd most published author in Department of Materials Science and Engineering (2020) [with 31 articles having 1741 citations]
3rd most published author in Department of Materials Science and Engineering (2021) [with 20 articles having 486 citations]
3rd most cited author in School of Chemical Engineering and Materials Science (2014) [with 193 citations of 3 articles]
3rd most cited author in School of Chemical Engineering and Materials Science (2020) [with 439 citations of 8 articles]
3rd most cited paper in Department of Civil and Environmental Engineering (2014) [with 51 citations of an article]
3rd most cited paper in Department of Physics (2017) [with 68 citations of an article]
3rd most published author in Department of Engineering Sciences (2021) [with 6 articles having 298 citations]
3rd most cited paper in Department of Pathology (2021) [with 69 citations of an article]
3rd most cited author in Department of Materials Science and Engineering (2020) [with 1400 citations of 31 articles]
3rd most published author in Department of Materials Science and Engineering (2021) [with 32 articles having 970 citations]
3rd most cited author in Center of Excellence for Green Energy and Environmental Nanomaterials (CE@GrEEN) (2019) [with 273 citations of 2 articles]
3rd most published author in Center of Excellence for Green Energy and Environmental Nanomaterials (CE@GrEEN) (2020) [with 15 articles having 1485 citations]
3rd most published author in Center of Excellence for Green Energy and Environmental Nanomaterials (CE@GrEEN) (2021) [with 8 articles having 165 citations]
3rd most cited author in Center of Excellence for Green Energy and Environmental Nanomaterials (CE@GrEEN) (lifetime) [with 1923 citations of 25 articles]
4th most cited author in School of Chemical Engineering and Materials Science (2017) [with 414 citations of 7 articles]
4th most cited author in School of Chemical Engineering and Materials Science (2018) [with 708 citations of 9 articles]
4th most published author in School of Chemical Engineering and Materials Science (2020) [with 8 articles having 439 citations]
4th most published author in School of Chemical Engineering and Materials Science (2021) [with 9 articles having 217 citations]
4th most cited paper in Department of Microbiology (2021) [with 54 citations of an article]
4th most cited paper in Department of Materials Science and Engineering (2017) [with 135 citations of an article]
4th most cited author in Faculty of Applied Sciences (2020) [with 635 citations of 12 articles]
4th most published author in Department of Engineering Sciences (2020) [with 14 articles having 560 citations]
4th most published author in Department of Engineering Sciences (lifetime) [with 22 articles having 871 citations]
4th most published author in Department of Materials Science and Engineering (2020) [with 31 articles having 1400 citations]
4th most published author in Center of Excellence for Green Energy and Environmental Nanomaterials (CE@GrEEN) (lifetime) [with 25 articles having 1923 citations]
5th most cited author in Department of Materials Science and Engineering (2020) [with 1741 citations of 31 articles]
5th most published author in School of Chemical Engineering and Materials Science (2017) [with 7 articles having 414 citations]
5th most published author in School of Chemical Engineering and Materials Science (2018) [with 9 articles having 708 citations]
5th most cited author in School of Chemical Engineering and Materials Science (2019) [with 398 citations of 6 articles]
5th most cited author in School of Chemical Engineering and Materials Science (2021) [with 217 citations of 9 articles]
5th most published author in School of Chemical Engineering and Materials Science (lifetime) [with 53 articles having 2928 citations]
5th most cited author in School of Chemical Engineering and Materials Science (lifetime) [with 2928 citations of 53 articles]
5th most cited paper in School of Advanced Materials Engineering (2017) [with 135 citations of an article]
5th most cited paper in Department of Environmental Engineering (2020) [with 93 citations of an article]
5th most cited author in Department of Chemistry and Environmental Science (2022) [with 116 citations of 4 articles]
5th most cited paper in Department of Chemistry and Environmental Science (2022) [with 116 citations of an article]
5th most cited author in School of Materials Science and Engineering (2020) [with 166 citations of 4 articles]
5th most cited author in Department of Engineering Sciences (lifetime) [with 871 citations of 22 articles]
6th most cited paper in School of Chemical Engineering and Materials Science (2019) [with 398 citations of an article]
6th most cited paper in Department of Chemistry (2022) [with 48 citations of an article]
6th most cited author in Faculty of Applied Sciences (lifetime) [with 1359 citations of 33 articles]
6th most cited author in Department of Materials Science and Engineering (2020) [with 148 citations of 5 articles]
6th most cited author in Department of Engineering Sciences (2020) [with 560 citations of 14 articles]
6th most cited paper in School of Applied Chemistry (2021) [with 36 citations of an article]
6th most cited paper in School of Applied Chemistry (lifetime) [with 36 citations of an article]
6th most cited paper in Department of Chemical and Materials Engineering (2020) [with 115 citations of an article]
6th most cited paper in Department of Chemical and Materials Engineering (lifetime) [with 145 citations of an article]
6th most cited paper in Department of Materials Science and Engineering (2019) [with 444 citations of an article]
6th most cited author in Department of Materials Science and Engineering (lifetime) [with 3554 citations of 102 articles]
7th most published author in School of Chemical Engineering and Materials Science (2019) [with 6 articles having 398 citations]
7th most published author in Faculty of Applied Sciences (2020) [with 12 articles having 635 citations]
7th most cited paper in Department of Chemistry and Environmental Science (2021) [with 75 citations of an article]
7th most cited author in School of Forestry (2020) [with 647 citations of 5 articles]
7th most cited paper in Faculty of Environmental and Chemical Engineering (lifetime) [with 87 citations of an article]
7th most cited author in Department of Chemical and Materials Engineering (2020) [with 115 citations of 2 articles]
8th most cited author in Department of Chemical and Biological Engineering (2020) [with 147 citations of 5 articles]
8th most cited paper in Department of Chemical and Biological Engineering (2020) [with 147 citations of an article]
8th most cited author in Department of Materials Science and Engineering (2017) [with 135 citations of 1 articles]
8th most cited author in Department of Mechanical Engineering (2021) [with 182 citations of 4 articles]
8th most cited paper in Faculty of Applied Sciences (2022) [with 68 citations of an article]
8th most cited paper in Faculty of Materials Engineering (2020) [with 36 citations of an article]
8th most cited author in Department of Materials Engineering (2020) [with 207 citations of 5 articles]
8th most cited paper in Department of Engineering Sciences (2020) [with 560 citations of an article]
8th most published author in Department of Materials Science and Engineering (lifetime) [with 102 articles having 3554 citations]
9th most cited author in School of Chemical Engineering and Materials Science (2015) [with 254 citations of 3 articles]
9th most cited author in Faculty of Agricultural Engineering and Technology (2020) [with 484 citations of 1 articles]
9th most published author in Faculty of Applied Sciences (lifetime) [with 33 articles having 1359 citations]
9th most cited author in Division of Computational Physics (2021) [with 189 citations of 5 articles]
9th most cited paper in College of Forestry (2021) [with 53 citations of an article]
10th most cited author in School of Advanced Materials Engineering (2017) [with 135 citations of 1 articles]
10th most cited paper in Department of Mechanical Engineering (2017) [with 42 citations of an article]
10th most cited paper in School of Chemical Engineering and Physical Sciences (lifetime) [with 92 citations of an article]
11th most cited author in School of Forestry (lifetime) [with 790 citations of 10 articles]
11th most cited paper in Department of Materials Engineering (2020) [with 207 citations of an article]
11th most cited paper in College of Environmental Science and Engineering (2021) [with 65 citations of an article]
11th most published author in College of Materials Science and Engineering (2021) [with 12 articles having 568 citations]
11th most published author in College of Materials Science and Engineering (2022) [with 9 articles having 258 citations]
11th most cited author in Department of Chemical Engineering (2020) [with 123 citations of 4 articles]
11th most cited paper in School of Materials Science and Engineering (2021) [with 25 citations of an article]
12th most cited paper in Department of Materials Science and Engineering (2022) [with 64 citations of an article]
12th most cited paper in Department of Physics (lifetime) [with 68 citations of an article]
12th most cited paper in Department of Physics (2017) [with 35 citations of an article]
12th most cited paper in Faculty of Applied Sciences (2021) [with 656 citations of an article]
12th most cited paper in Division of Computational Physics (2022) [with 50 citations of an article]
12th most published author in Department of Materials Engineering (lifetime) [with 6 articles having 225 citations]
12th most published author in Department of Mechanical Engineering (2020) [with 11 articles having 458 citations]
12th most cited author in Department of Mechanical Engineering (2020) [with 458 citations of 11 articles]
12th most cited author in Department of Chemical and Materials Engineering (lifetime) [with 145 citations of 4 articles]
12th most cited author in Department of Materials Science and Engineering (2019) [with 444 citations of 5 articles]
13th most cited author in Department of Mechanical Engineering (lifetime) [with 199 citations of 5 articles]
13th most cited paper in Department of Applied Chemistry (2021) [with 81 citations of an article]
13th most cited author in Department of Physical Chemistry (2020) [with 210 citations of 3 articles]
13th most cited author in Department of Chemical Engineering (lifetime) [with 314 citations of 5 articles]
13th most cited paper in School of Chemistry (2020) [with 123 citations of an article]
14th most cited paper in Department of Physics (2020) [with 36 citations of an article]
16th most published author in Department of Materials Science and Engineering (2018) [with 9 articles having 708 citations]
16th most cited paper in Department of Chemistry (2020) [with 46 citations of an article]
16th most published author in Department for Management of Science and Technology Development (2020) [with 13 articles having 531 citations]
16th most cited author in Department for Management of Science and Technology Development (2020) [with 531 citations of 13 articles]
16th most cited paper in Division of Computational Physics (2021) [with 189 citations of an article]
16th most cited author in Department of Materials Engineering (lifetime) [with 225 citations of 6 articles]
16th most cited paper in Department of Chemistry (2020) [with 143 citations of an article]
17th most cited paper in Department of Chemical and Biological Engineering (2021) [with 102 citations of an article]
17th most published author in Department of Chemical and Biological Engineering (lifetime) [with 10 articles having 256 citations]
17th most cited paper in Ministry of Education (2021) [with 109 citations of an article]
17th most published author in School of Forestry (lifetime) [with 10 articles having 790 citations]
17th most cited paper in College of Materials Science and Engineering (2021) [with 30 citations of an article]
18th most cited paper in School of Chemical Engineering and Materials Science (lifetime) [with 2928 citations of an article]
18th most cited author in Department of Chemical and Biological Engineering (2021) [with 102 citations of 3 articles]
18th most cited paper in Department of Chemistry (lifetime) [with 191 citations of an article]
19th most published author in Department of Materials Science and Engineering (lifetime) [with 79 articles having 4246 citations]
19th most cited author in School of Chemical Engineering and Materials Science (2016) [with 238 citations of 3 articles]
20th most cited paper in School of Chemical Engineering and Materials Science (2016) [with 238 citations of an article]
20th most cited paper in Department of Chemical Engineering (2020) [with 161 citations of an article]
20th most cited paper in Department of Environmental Engineering (lifetime) [with 93 citations of an article]
20th most cited author in College of Materials Science and Engineering (2022) [with 258 citations of 9 articles]
20th most published author in Department of Mechanical Engineering (lifetime) [with 12 articles having 472 citations]
21st most cited author in Department of Materials Science and Engineering (lifetime) [with 105 citations of 3 articles]
21st most cited paper in Department of Mechanical Engineering (2021) [with 182 citations of an article]
22nd most cited paper in Water and Environmental Engineering (lifetime) [with 29 citations of an article]
22nd most cited author in Department of Materials Science and Engineering (lifetime) [with 148 citations of 5 articles]
22nd most cited paper in Department of Materials Science and Engineering (2022) [with 653 citations of an article]
23rd most cited author in Department of Chemical and Biological Engineering (lifetime) [with 256 citations of 10 articles]
23rd most cited paper in Department of Chemistry (lifetime) [with 60 citations of an article]
24th most cited paper in Department for Management of Science and Technology Development (2021) [with 216 citations of an article]
24th most cited paper in Department of Materials Engineering (lifetime) [with 225 citations of an article]
24th most cited author in College of Materials Science and Engineering (2020) [with 523 citations of 7 articles]
24th most cited paper in Faculty of Chemical Engineering (2020) [with 29 citations of an article]
25th most cited author in Department for Management of Science and Technology Development (2021) [with 216 citations of 4 articles]
25th most cited paper in Department of Physical Chemistry (2020) [with 210 citations of an article]
25th most cited author in School of Chemistry (2020) [with 123 citations of 1 articles]
26th most cited author in Department of Materials Science and Engineering (lifetime) [with 4246 citations of 79 articles]
26th most published author in Chemistry Department (2021) [with 6 articles having 234 citations]
27th most cited author in Department of Materials Science and Engineering (2021) [with 486 citations of 20 articles]
27th most cited paper in School of Chemical Engineering and Materials Science (2015) [with 254 citations of an article]
27th most cited paper in School of Chemical Engineering and Materials Science (2022) [with 67 citations of an article]
27th most cited paper in Department of Environmental Energy Engineering (2021) [with 54 citations of an article]
27th most cited paper in Department of Mechanical Engineering (lifetime) [with 199 citations of an article]
27th most cited paper in Faculty of Applied Sciences (2020) [with 635 citations of an article]
27th most cited paper in Department of Chemistry (2020) [with 84 citations of an article]
27th most cited author in Department of Mechanical Engineering (lifetime) [with 472 citations of 12 articles]
28th most cited author in Department of Chemistry (2018) [with 115 citations of 3 articles]
28th most cited author in Chemistry Department (2021) [with 234 citations of 6 articles]
28th most cited paper in Department of Materials Science and Engineering (lifetime) [with 148 citations of an article]
28th most cited author in Department of Chemistry (2020) [with 143 citations of 2 articles]
29th most cited author in Department for Management of Science and Technology Development (lifetime) [with 747 citations of 17 articles]
29th most cited author in School of Forestry (2021) [with 143 citations of 5 articles]
29th most cited paper in Department of Chemical Engineering (2020) [with 123 citations of an article]
30th most cited author in Department of Chemical Engineering (2020) [with 161 citations of 1 articles]
30th most cited paper in Chemistry Department (2021) [with 234 citations of an article]
31st most cited author in Department of Materials Science and Engineering (2018) [with 708 citations of 9 articles]
31st most cited paper in College of Materials Science and Engineering (2022) [with 258 citations of an article]
32nd most published author in Department of Materials Science and Engineering (2019) [with 7 articles having 477 citations]
32nd most published author in Department for Management of Science and Technology Development (lifetime) [with 17 articles having 747 citations]
32nd most published author in College of Materials Science and Engineering (lifetime) [with 28 articles having 1349 citations]
32nd most cited paper in School of Materials Science and Engineering (2020) [with 166 citations of an article]
32nd most cited author in School of Materials Science and Engineering (lifetime) [with 166 citations of 4 articles]
33rd most cited author in Ministry of Education (2021) [with 109 citations of 1 articles]
33rd most published author in College of Materials Science and Engineering (2020) [with 7 articles having 523 citations]
33rd most cited author in College of Materials Science and Engineering (2021) [with 568 citations of 12 articles]
33rd most cited paper in Department of Physics (lifetime) [with 36 citations of an article]
35th most cited paper in Department of Civil and Environmental Engineering (lifetime) [with 51 citations of an article]
35th most cited paper in Faculty of Applied Sciences (lifetime) [with 1359 citations of an article]
36th most cited paper in Department of Materials Science and Engineering (lifetime) [with 105 citations of an article]
36th most cited paper in Department of Materials Science and Engineering (2020) [with 1400 citations of an article]
36th most cited author in Center of Excellence for Green Energy and Environmental Nanomaterials (CE@GrEEN) (2021) [with 165 citations of 8 articles]
37th most published author in Department of Chemistry and Environmental Science (lifetime) [with 7 articles having 208 citations]
37th most cited author in College of Materials Science and Engineering (lifetime) [with 1349 citations of 28 articles]
37th most cited paper in Department of Chemical and Materials Engineering (2021) [with 30 citations of an article]
38th most cited author in Department of Materials Science and Engineering (2019) [with 477 citations of 7 articles]
38th most cited paper in Department of Chemistry (2018) [with 115 citations of an article]
38th most cited paper in Department of Mechanical Engineering (2020) [with 458 citations of an article]
39th most cited paper in Faculty of Chemical and Process Engineering Technology (2020) [with 29 citations of an article]
39th most cited paper in Department of Chemistry (2022) [with 31 citations of an article]
41st most cited paper in Department of Electrical and Electronic Information Engineering (2020) [with 29 citations of an article]
41st most cited paper in Department of Chemistry (lifetime) [with 143 citations of an article]
42nd most cited paper in Division of Computational Mathematics and Engineering (2021) [with 87 citations of an article]
42nd most cited paper in School of Forestry (2021) [with 143 citations of an article]
43rd most published author in Division of Computational Physics (lifetime) [with 8 articles having 239 citations]
44th most cited paper in Department of Materials Science and Engineering (lifetime) [with 135 citations of an article]
44th most cited author in Department of Chemistry (lifetime) [with 191 citations of 1 articles]
45th most cited paper in Clean Energy Research Center (2021) [with 48 citations of an article]
49th most cited paper in School of Materials Science and Engineering (lifetime) [with 166 citations of an article]
50th most cited paper in Department of Materials Science and Engineering (2020) [with 1741 citations of an article]
50th most cited paper in Department of Chemical and Biological Engineering (2020) [with 29 citations of an article]
50th most cited paper in School of Chemistry (lifetime) [with 157 citations of an article]
51st most cited paper in Department of Microbiology (lifetime) [with 54 citations of an article]
51st most cited author in Department of Chemistry and Environmental Science (lifetime) [with 208 citations of 7 articles]
51st most cited author in School of Chemistry (lifetime) [with 157 citations of 2 articles]
52nd most cited paper in School of Chemistry (2021) [with 59 citations of an article]
52nd most cited author in Division of Computational Physics (lifetime) [with 239 citations of 8 articles]
53rd most cited paper in Department for Management of Science and Technology Development (2020) [with 531 citations of an article]
54th most cited paper in Department of Chemistry (2020) [with 55 citations of an article]
54th most cited paper in Faculty of Chemical Engineering (lifetime) [with 37 citations of an article]
54th most cited paper in Department of Pathology (lifetime) [with 69 citations of an article]
55th most cited author in Department of Materials Science and Engineering (2017) [with 312 citations of 4 articles]
55th most cited paper in Department of Chemistry (lifetime) [with 92 citations of an article]
56th most cited paper in Department of Materials Science and Engineering (2021) [with 970 citations of an article]
62nd most cited author in Faculty of Agricultural Engineering and Technology (lifetime) [with 519 citations of 2 articles]
67th most cited paper in Faculty of Chemical and Process Engineering Technology (lifetime) [with 37 citations of an article]
69th most published author in School of Chemistry and Chemical Engineering (2020) [with 7 articles having 412 citations]
70th most cited paper in Department of Chemistry (lifetime) [with 48 citations of an article]
72nd most cited paper in College of Materials Science and Engineering (2020) [with 523 citations of an article]
74th most cited paper in Department of Environmental Energy Engineering (lifetime) [with 54 citations of an article]
74th most cited author in Department of Materials Science and Engineering (lifetime) [with 135 citations of 1 articles]
75th most cited paper in School of Chemistry (2020) [with 54 citations of an article]
76th most cited paper in Faculty of Agricultural Engineering and Technology (2021) [with 35 citations of an article]
77th most cited author in School of Chemistry and Chemical Engineering (2020) [with 412 citations of 7 articles]
82nd most cited paper in Department of Chemical and Biological Engineering (lifetime) [with 256 citations of an article]
82nd most cited paper in Department of Materials Science and Engineering (lifetime) [with 3554 citations of an article]
84th most cited paper in Faculty of Agriculture (2021) [with 28 citations of an article]
87th most cited paper in Faculty of Materials Engineering (lifetime) [with 46 citations of an article]
87th most cited paper in College of Materials Science and Engineering (lifetime) [with 30 citations of an article]
90th most cited paper in College of Forestry (lifetime) [with 65 citations of an article]
92nd most cited paper in Department of Mechanical Engineering (lifetime) [with 472 citations of an article]
93rd most cited paper in Department of Chemical Engineering (lifetime) [with 161 citations of an article]
94th most cited paper in Department of Materials Science and Engineering (2018) [with 708 citations of an article]
94th most cited paper in Center of Excellence for Green Energy and Environmental Nanomaterials (CE@GrEEN) (2021) [with 165 citations of an article]
95th most cited paper in Department of Chemical Engineering (2021) [with 69 citations of an article]
96th most cited paper in Chemistry Department (2022) [with 27 citations of an article]
97th most cited author in Department of Chemistry (lifetime) [with 143 citations of 2 articles]
98th most cited author in Department of Materials Science and Engineering (2016) [with 238 citations of 3 articles]
98th most cited paper in College of Materials Science and Engineering (2021) [with 568 citations of an article]