 |
| |||
| multichannel | |||
| mehrkanalig: 6 phrases in 4 subjects |
| Economy | 1 |
| Natural resourses and wildlife conservation | 2 |
| Operations research | 2 |
| Technology | 1 |
|
| |||
| multichannel | |||
| mehrkanalig: 6 phrases in 4 subjects |
| Economy | 1 |
| Natural resourses and wildlife conservation | 2 |
| Operations research | 2 |
| Technology | 1 |