GRANAS, Andrzej; JAWOROWSKI, Jan W. Reminiscences of Karol Borsuk. Topological Methods in Nonlinear Analysis, [S. l.], v. 1, n. 1, p. 3–8, 1993. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.1993.002. Acesso em: 8 jul. 2025.