CHRONOWSKI, A.; KLAKLA, M. Wstęp. Annales Universitatis Paedagogicae Cracoviensis | Studia ad Didacticam Mathematicae Pertinentia, [S. l.], v. 1, p. 5–7, 2017. Disponível em: https://didacticammath.uken.krakow.pl/article/view/3785. Acesso em: 6 may. 2024.