 |
| |||
| tierra de referencia | |||
|
reference ground : 4 do fraz, 4 tematyki |
| Magnetyzm | 1 |
| Nauki o życiu | 1 |
| Technika i technologia | 1 |
| Transport | 1 |
|
| |||
| tierra de referencia | |||
|
reference ground : 4 do fraz, 4 tematyki |
| Magnetyzm | 1 |
| Nauki o życiu | 1 |
| Technika i technologia | 1 |
| Transport | 1 |