Żukowski A. Roman Stopa’s Research in Light of African Studies in Poland and Worldwide – Initial Considerations . 25. W: Kłosowicz R, red. Pioneers of African Studies in Kraków: In Memory of Professor Roman Stopa (1895-1995). Wydawnictwo Księgarnia Akademicka; 2020:25-69. doi:10.12797/9788381382359.02