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| Data sets | Publications | Expeditions | Thesaurus |
Orenburg Russian Federation  | |
|---|---|
| BT | Commonwealth of Independent States |
| .Russian Federation | |
| ..Orenburg Russian Federation | |
| BT | Europe |
| .Orenburg Russian Federation | |
| NT | Blyava |
| Orsk Russian Federation | |
| Romashkino Field | |
| Sakmara Russian Federation | |
| UF | Chkalov Russian Federation |
| RT | Ural region |
| Sakmara Zone | |
| SN | Oblast and city in the Southern Urals in European Russian Federation. Before 1993, also search Chkalov Russian Republic. This term has multiple hierarchies. Indexed with Europe if applicable. |