Kordalski, Zbigniew, and Andrzej Sadurski. “Groundwater Flow Modelling of Main Groundwater Reservoirs in the Gdańsk Region, Poland”. Geologos 24, no. 3 (December 1, 2018): 217–224. Accessed December 12, 2024. https://pressto.amu.edu.pl/index.php/logos/article/view/logos-2018-0022.