Columbia subject headings:
Ethnology--Russia (Federation)--Siberia--Congresses.
Germans--Russia (Federation)--Siberia--Congresses.
Harvard subject headings:
Ethnology--Russia (Federation)--Siberia--Congresses
Germans--Russia (Federation)--Siberia--Congresses.
Siberia (Russia)--Social life and customs--Congresses.
Princeton subject headings:
Ethnology--Russia (Federation)--Siberia--Congresses.
Germans--Russia (Federation)--Siberia--Congresses.