 |
| |||
| преемственность знаний (grafleonov) | |||
|
knowledge continuity : 2 phrases in 2 subjects |
| Economics | 1 |
| Nuclear and fusion power | 1 |
|
| |||
| преемственность знаний (grafleonov) | |||
|
knowledge continuity : 2 phrases in 2 subjects |
| Economics | 1 |
| Nuclear and fusion power | 1 |