Columbia subject headings:
Geology, Stratigraphic--Quaternary--Bibliography.
Geology, Stratigraphic--Quaternary.
Geology--Cambodia.
Geology--Laos.
Geology--Southeast Asia--Bibliography.
Geology--Southeast Asia.
Geology--Vietnam.
Harvard subject headings:
Princeton subject headings:
Geology, Stratigraphic--Quaternary.
Geology--Asia, Southeastern.