Columbia subject headings:
Harvard subject headings:
Altai Mountains--Antiquities.
Petroglyphs--Russia (Federation)--Altai Mountain Region.
Soviet Union--Antiquities
Princeton subject headings:
Excavations (Archaeology)--Russia (Federation)--Gorno-Altay.
Petroglyphs--Russia (Federation)--Gorno-Altay.
Russia (Federation)--Antiquities.