SAJKA, M.; BŁASZCZYK, P.; ZARĘBA, L. Algebraic Approach Towards Shaping ,,Minus’’ in School Mathematics - AMMA project. Annales Universitatis Paedagogicae Cracoviensis | Studia ad Didacticam Mathematicae Pertinentia, [S. l.], v. 14, p. 189–193, 2022. Disponível em: https://didacticammath.uken.krakow.pl/article/view/10386. Acesso em: 21 nov. 2024.