Region
Soviet Union
79
Russia (Federation)
55
Communist countries
11
Former Soviet republics
10
Europe, Eastern
8
Russia
6
URSS
6
Belarus
5
Ukraine
5
Hungary
4
United States
4
Kazakhstan
3
Pays socialistes
3
Siberia (Russia)
3
Eastern Europe
2
Europe
2
Moldova
2
Africa
1
Arab countries
1
Asia
1
Baltic States
1
Czech Republic
1
Czechoslovakia
1
Ex-URSS
1
Foreign countries
1
Germany (West)
1
Japan
1
Kaliningrad (Kaliningradskai︠a︡ oblastʹ, Russia)
1
Latin America
1
Moldavia
1
Moscow (Russia)
1
Ouzbékistan
1
Poland
1
République tchèque
1
Romania
1
Russia (Republic)
1
Russian Federation
1
Russland
1
Saint Petersburg
1
Sakha
1
Sakha (Russia)
1
Samarskai︠a︡ oblastʹ
1
Samarskai︠a︡ oblastʹ (Russia)
1
Tajikistan
1
Tchécoslovaquie
1
Turkmenistan
1
Uzbek S.S.R.
1
Uzbekistan
1
Yugoslavia
1