Columbia subject headings:
Geology, Stratigraphic--Abstracts--Periodicals.
Geology, Stratigraphic--Quaternary--Congresses.
Paleoclimatology--Abstracts--Periodicals.
Paleoecology--Abstracts--Periodicals.
Paleontology, Stratigraphic--Abstracts--Periodicals.
Paleontology--Quaternary--Congresses.
Harvard subject headings:
Princeton subject headings:
Geology, Stratigraphic--Quaternary--Congresses--Periodicals.
Paleontology--Quaternary--Congresses--Periodicals.
Periodicals.