GAŁKOWSKI, Stanisław. Introduction. Studia Paedagogica Ignatiana, [S. l.], v. 19, n. 1, p. 13–15, 2016. DOI: 10.12775/10266. Disponível em: https://apcz.umk.pl/SPI/article/view/10266. Acesso em: 29 cze. 2025.