Bányászat: Olajbányászat
| Institution: | Open Society Archives at Central European University |
|---|---|
| Subjects: | |
| Online Access: | http://hdl.handle.net/10891/osa:2eea97bc-a607-425a-8175-b93b479b431c |
| Description not available. |
| Institution: | Open Society Archives at Central European University |
|---|---|
| Subjects: | |
| Online Access: | http://hdl.handle.net/10891/osa:2eea97bc-a607-425a-8175-b93b479b431c |
| Description not available. |