UTAMI, N. S. .; PRABAWANTO, S.; PRIATNA, N. A didactical design for introducing the concepts in algebraic forms using the theory of praxeology. Beta: Jurnal Tadris Matematika, [S. l.], v. 15, n. 1, p. 53–71, 2022. DOI: 10.20414/betajtm.v15i1.508. Disponível em: http://jurnalbeta.ac.id/index.php/betaJTM/article/view/508. Acesso em: 18 apr. 2024.