Columbia subject headings:
Harvard subject headings:
Indigenous peoples--Russia (Federation)--Language--Congresses.
Indigenous peoples--Russia (Federation)--Siberia--Language--Congresses.
Language and languages--Variation--Congresses
Linguistic change--Russia (Federation)--Congresses.
Minorities--Russia (Federation)--Language--Congresses.
Princeton subject headings:
Indigenous peoples--Language--Variation--Congresses.
Language and languages--Variation--Congresses.
Linguistic change--Russia (Federation)--Congresses.
Linguistic minorities--Russia (Federation)--Congresses.
Minorities--Language--Variation--Congresses.