Geographic Subject
Russia (Federation)
19
Soviet Union
12
Africa
3
Russia
3
Russian Far East
3
Siberia
2
Tunisia
2
United States
2
Africa, North
1
Africa, Sub-Saharan
1
Algeria
1
Bashkortostan
1
Brazil
1
Chel︠i︡abinska︠i︡a oblastʹ
1
Developing countries
1
Islamic countries
1
Ivanovska︠i︡a oblastʹ
1
Japan
1
Karelia
1
Kor︠i︡akskiĭ avtonomnyĭ okrug
1
Kor︠i︡akskiĭ avtonomnyĭ okrug (Russia)
1
Morocco
1
New York (State)
1
Nizhegorodska︠i︡a guberni︠i︡a
1
Nizhegorodska︠i︡a guberni︠i︡a (R.S.F.S.R.)
1
Oceania
1
South Africa
1
Sweden
1
Tatarstan
1
Ural Mountains Region
1
Ustʹ-Ordynskiĭ Bur︠i︡atskiĭ avtonomnyĭ okrug
1
Uzbekistan
1
États-Unis
1