Ropelewska, Ewa, Aleksander Bielecki, Stanisław Czachorowski, Marcin Ropelewski, and Jerzy Dziejowski. “Dina Lineata (O.F. Müller, 1774) – an Interesting Species of Leech in Astatic Reservoirs of the City of Olsztyn and Its Surroundings”. Ecological Questions 18 (April 7, 2014): 69 –. Accessed October 14, 2024. https://apcz.umk.pl/EQ/article/view/ecoq-2013-0008.