| |||
| исследование в сфере образования | |||
|
research in education : 6 phrases in 5 subjects |
| Astronautics | 1 |
| Education | 2 |
| General | 1 |
| Makarov | 1 |
| Research and development | 1 |
| |||
| исследование в сфере образования | |||
|
research in education : 6 phrases in 5 subjects |
| Astronautics | 1 |
| Education | 2 |
| General | 1 |
| Makarov | 1 |
| Research and development | 1 |