KŁOSOWICZ, Robert (RED.). Tadeusz Lewicki’s Academic Achievements in the Field of African Studies .......... 113. W: Pioneers of African Studies in Kraków: In memory of Professor Roman Stopa (1895-1995). Poland: Wydawnictwo Księgarnia Akademicka,2020. p. 113–137. DOI: 10.12797/9788381382359.05. Disponível em: https://books.akademicka.pl/publishing/catalog/book/86/chapter/1081. Acesso em: 1 sty. 2026.