BŁASZCZYK, P.; SAJKA, M. On the Negative Numbers from the Historical and Educational Perspective. Annales Universitatis Paedagogicae Cracoviensis | Studia ad Didacticam Mathematicae Pertinentia, [S. l.], v. 9, n. 1, p. 5–36, 2018. Disponível em: https://didacticammath.uken.krakow.pl/article/view/4325. Acesso em: 21 nov. 2024.