Bányászat: Olajbányászat
| Institution: | Open Society Archives at Central European University |
|---|---|
| Subjects: | |
| Online Access: | http://hdl.handle.net/10891/osa:f6caa0d6-509a-4a39-b169-8f9e6df67419 |
| Description not available. |
| Institution: | Open Society Archives at Central European University |
|---|---|
| Subjects: | |
| Online Access: | http://hdl.handle.net/10891/osa:f6caa0d6-509a-4a39-b169-8f9e6df67419 |
| Description not available. |