Spatial Coverage
- Caucasus, Northern (Russia)2
- Caucasus, South2
- Czechoslovakia2
- Europe, Eastern2
- Hungary2
- Moldova2
- Romania2
- Russia.2
- Transylvania2
- Turkey2
- Yugoslavia2
- Zakarpatsʹka oblastʹ2
- Zakarpatsʹka oblastʹ (Ukraine)2
- Baltic States.1
- Bohemia (Czech Republic)1
- Carpathian Mountains1
- Crimea1
- Dniester River (Ukraine and Moldova)1
- Dniester River Valley (Ukraine and Moldova)1
- Donets Basin (Ukraine and Russia)1
