GÓROWSKI, J.; KLAKLA, M.; ŁOMNICKI, A. Od hipotezy do twierdzenia. Annales Universitatis Paedagogicae Cracoviensis | Studia ad Didacticam Mathematicae Pertinentia, [S. l.], v. 4, p. 75–82, 2017. Disponível em: https://didacticammath.uken.krakow.pl/article/view/3692. Acesso em: 22 dec. 2024.