Strzelecki, Krzysztof. “18Th Century Vistula River Geography in View of Franciszek Florian Czaki’s Maps”. Quaestiones Geographicae 32, no. 1 (February 23, 2013): 27–32. Accessed May 8, 2024. https://pressto.amu.edu.pl/index.php/qg/article/view/quageo-2013-0004.