- Article
Over 200 Years of Drainage Practices and Lake Level Drawdown in the Uściwierskie Lowering (Łęczna-Włodawa Lakeland)
- Grzegorz Kowalewski
Meliorations of the Łęczna-Włodawa Lakeland have considerably determined its water relations within the last more than 200 years. The analysis of the map by Anton Mayer von Heldensfeld, so far not applied in studies on the drainage network of this la...

