Latowski, Karol, Zbigniew Celka, Sergei L. Mosyakin, Myroslav V. Shevera, Antonina P. Ilyinska, and Iryna A. Tymchenko. “Professor Vira V. Protopopova: The 75 Anniversary”. Biodiversity: Research and Conservation, no. 9-10 (December 30, 2008): 3–6. Accessed January 8, 2025. https://pressto.amu.edu.pl/index.php/biorc/article/view/42860.