HEINE, E. Elementy Teorii Funkcji. Annales Universitatis Paedagogicae Cracoviensis | Studia ad Didacticam Mathematicae Pertinentia, [S. l.], v. 6, p. 153–166, 2017. Disponível em: https://didacticammath.uken.krakow.pl/article/view/3655. Acesso em: 27 apr. 2024.