 |
| |||
| recurring unit; repeating unit | |||
| structural unit | |||
|
motif structural : 6 do fraz, 2 tematyki |
| Chemia | 1 |
| Technika i technologia | 5 |
|
| |||
| recurring unit; repeating unit | |||
| structural unit | |||
|
motif structural : 6 do fraz, 2 tematyki |
| Chemia | 1 |
| Technika i technologia | 5 |