 |
| |||
| CFG (cubic feet of gas); cubic feet of gas | |||
| кубических футов газа: 42 do fraz, 7 tematyki |
| Kaspijski | 1 |
| Olej i gaz | 5 |
| Ropa / ropa naftowa | 25 |
| Sachalin | 5 |
| Sachalin r | 2 |
| Technika i technologia | 3 |
| Technologia ropy i gazu | 1 |
|
| |||
| CFG (cubic feet of gas); cubic feet of gas | |||
| кубических футов газа: 42 do fraz, 7 tematyki |
| Kaspijski | 1 |
| Olej i gaz | 5 |
| Ropa / ropa naftowa | 25 |
| Sachalin | 5 |
| Sachalin r | 2 |
| Technika i technologia | 3 |
| Technologia ropy i gazu | 1 |