Columbia subject headings:
Harvard subject headings:
Finno-Ugrians--Congresses
Finno-Ugrians--Folklore--Congresses.
Finno-Ugric philology--Congresses.
Princeton subject headings:
Finno-Ugrians--Folklore--Congresses.
Finno-Ugrians--Social life and customs--Congresses.
Folk literature, Finno-Ugric--Congresses.
Folk literature, Udmurt--Congresses.
Folklore--Russia (Federation)--Congresses.
Udmurts--Social life and customs--Congresses.