Columbia subject headings:
Dobrovolʹskīĭ, V. N. (Vladimīr Nikolaevich)--Congresses.
Ethnologists--Russia--Congresses.
Ethnology--Russia (Federation)--Smolenskai︠a︡ gubernii︠a︡--Congresses.
Folklore--Russia (Federation)--Smolenskai︠a︡ gubernii︠a︡--Congresses.
Philologists--Russia--Congresses.
Smolenskai︠a︡ gubernii︠a︡ (R.S.F.S.R.)--Social life and customs--Congresses.
Harvard subject headings:
Dobrovolʹskīĭ, V. N. (Vladimīr Nikolaevich)--Congresses.
Ethnologists--Russia--Congresses.
Ethnology--Russia (Federation)--Smolenskai͡a gubernii͡a--Congresses.
Folklore--Russia (Federation)--Smolenskai͡a gubernii͡a--Congresses.
Philologists--Russia--Congresses.
Smolenskai︠a︡ gubernii︠a︡ (R.S.F.S.R.)--Social life and customs--Congresses.
Princeton subject headings:
Dobrovolʹskīĭ, V. N. (Vladimīr Nikolaevich)--Congresses.
Ethnologists--Russia (Federation)--Biography--Congresses.
Ethnology--Russia (Federation)--Congresses.
Folklor--Russia (Federation)--Smolenskai︠a︡ oblastʹ--Congresses.
Philologists--Russia (Federation)--Biography--Congresses.
Slavs--Europe, Eastern--Congresses.
Smolenskai︠a︡ oblastʹ (Russia)--Social life and customs--Congresses.