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| examination certificate (Alexander Demidov) | |||
| акт освидетельствования: 43 phrases in 12 subjects |
| Construction | 8 |
| Ecology | 1 |
| General | 3 |
| Karachaganak | 1 |
| Nautical | 3 |
| Oil / petroleum | 10 |
| Oil and gas | 12 |
| Oil processing plants | 1 |
| Production | 1 |
| Technology | 1 |
| Tengiz | 1 |
| Transport | 1 |