Bányászat: Olajbányászat
| Institution: | Open Society Archives at Central European University |
|---|---|
| Subjects: | |
| Online Access: | http://hdl.handle.net/10891/osa:f12ca688-820e-4e6b-a67c-585139b02ce8 |
| Description not available. |
| Institution: | Open Society Archives at Central European University |
|---|---|
| Subjects: | |
| Online Access: | http://hdl.handle.net/10891/osa:f12ca688-820e-4e6b-a67c-585139b02ce8 |
| Description not available. |