Krogulec, Ewa, Jerzy J. Małecki, Marzena Szostakiewicz-Hołownia, Joanna Trzeciak, Sebastian Zabłocki, and Maciej Ziułkiewicz. “Identification of River Valley Areas Threatening the Chemical Status of Groundwater, in the Example of the Upper Course of the Ner River Basin, Central Poland”. Quaestiones Geographicae 43, no. 3 (August 14, 2024): 21–45. Accessed November 23, 2024. https://pressto.amu.edu.pl/index.php/qg/article/view/44848.