Sywula , Tadeusz, Tadeusz Namiotko, Jerzy Sell, Andrzej Witkowski, and Marek Zajaczkowski. “Crustacean Species New to Spitsbergen With Notes on the Polymorphism and the Subfossil Preservation of Cytherissa Lacustris (G. O. Sars)”. Polar Research 13, no. 2 (January 12, 1994): 233-235. Accessed April 7, 2026. https://polarresearch.net/index.php/polar/article/view/1981.