Marine and Petroleum Geology is the 1st out of 3 Marine Geology journals. This Journal is the 2nd out of 33 Stratigraphy journals. This means the journal is among the top 7% in the sub-discipline of Stratigraphy. This Journal is the 5th out of 133 Geophysics journals. This means the journal is among the top 4% in the sub-discipline of Geophysics. This Journal is the 9th out of 253 Oceanography journals. This means the journal is among the top 4% in the sub-discipline of Oceanography. This Journal is the 18th out of 509 Geology journals. This means the journal is among the top 4% in the sub-discipline of Geology. This Journal is the 39th out of 1,091 Earth Science journals. This means the journal is among the top 4% in the discipline of Earth Science. This Journal is the 149th out of 2,084 Physics journals. This means the journal is among the top 8% in the discipline of Physics. This Journal is the 828th out of 11,479 Physical Sciences journals. This means the journal is among the top 8% in the science branch of Physical Sciences.
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.