Siwiec P. Roman Stopa – Pioneer of Polish African Studies . 15. In: Kłosowicz R , editor. Pioneers of African Studies in Kraków: In memory of Professor Roman Stopa (1895-1995) [Internet]. Poland: Księgarnia Akademicka Publishing; 2020 [cited 2025 Jun. 19]. pp. 15-23. Available from: https://books.akademicka.pl/publishing/catalog/book/86/chapter/1076