Dassie BA, Morais LMF da C de. The Apontamentos de Matemática by Dom Ireneu Penna: the construction of a didactic printed material. Zetetike [Internet]. 2019 Mar. 31 [cited 2024 Jul. 17];27:e019004. Available from: https://periodicos.sbu.unicamp.br/ojs/index.php/zetetike/article/view/8654231