Columbia subject headings:
Petroleum--Geology--Periodicals.
Submarine geology--Periodicals.
Harvard subject headings:
Petroleum--Geology--Periodicals
Submarine geology--Periodicals
Princeton subject headings:
Geochemistry--Periodicals.
Marine geophysics--Periodicals.
Oceanography--Bibliography--Periodicals.
Periodicals.
Petroleum--Geology--Periodicals.
Submarine geology--Periodicals.