Columbia subject headings:
Micropaleontology--Congresses.
Paleontology, Stratigraphic--Congresses.
Harvard subject headings:
Micropaleontology--Congresses.
Micropaleontology--India--Congresses.
Paleontology, Stratigraphic--Congresses.
Paleontology, Stratigraphic--India--Congresses.
Princeton subject headings:
Micropaleontology--Congresses.
Paleontology, Stratigraphic--Congresses.