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| методологические аспекты (see also sustainable development) | |||
|
methodological aspects : 3 a las frases, 2 temas |
| Científico | 1 |
| Makárov | 2 |
|
| |||
| методологические аспекты (see also sustainable development) | |||
|
methodological aspects : 3 a las frases, 2 temas |
| Científico | 1 |
| Makárov | 2 |