Kołos, Aleksander. “Effect of Mowing on the Structure of Sedge Communities in the Chwiszczej River Valley (Białowieża Forest)”. Quaestiones Geographicae 31, no. 3 (October 21, 2012): 33–39. Accessed July 17, 2024. https://pressto.amu.edu.pl/index.php/qg/article/view/v10117-012-0009-5.