Columbia subject headings:
Geology, Stratigraphic--Holocene.
Geology--Russia (Federation)--Baraba Lowland.
Harvard subject headings:
Geology, Stratigraphic
Geology, Stratigraphic--Holocene
Geology--Russia (Federation)--Baraba Lowland.
Geology--Soviet Union
Radiocarbon dating.
Princeton subject headings:
Geology, Stratigraphic--Holocene.
Geology--Russia (Federation)--Baraba Lowland.