Lethaia is the 34th out of 117 Paleontology journals. This Journal is the 160th out of 509 Geology journals. This Journal is the 334th out of 1,091 Earth Science journals. This Journal is the 431st out of 1,129 Ecology journals. This Journal is the 2276th out of 5,258 Biology journals. This Journal is the 3499th out of 8,993 Life Sciences journals. This Journal is the 4048th out of 11,479 Physical Sciences journals.
How are inpact factors calculated?
The impact factor (IF) is calculated by counting citations from peer-reviewed journals only.
extended IF also counts citations from books and conference papers. However, no patent, abstract, working papers, online documents, etc., are covered.