Columbia subject headings:
Names, Geographical--Russia (Federation)--Russia, Northern.
Onomastics--Russia (Federation)--Russia, Northern.
Russian language--Etymology.
Substratum (Linguistics)
Toponymy--Russia (Federation)
Harvard subject headings:
Names, Geographical--Russia (Federation)--Russia, Northern.
Onomastics--Russia (Federation)--Russia, Northern.
Russian language--Etymology
Substratum (Linguistics)
Toponymy--Russia (Federation)
Princeton subject headings:
Names, Geographical--Russia (Federation)--Russia, Northern.
Onomastics--Russia (Federation)--Russia, Northern.
Russian language--Etymology.
Substratum (Linguistics)
Toponymy--Russia (Federation).