SŁOMCZYŃSKA, K. High School Identities. Annales Universitatis Paedagogicae Cracoviensis | Studia ad Didacticam Mathematicae Pertinentia, [S. l.], v. 7, p. 91–98, 2017. Disponível em: https://didacticammath.uken.krakow.pl/article/view/3633. Acesso em: 3 may. 2024.