ADMIN, A. Cover Vol.2, No.1. SJME (Supremum Journal of Mathematics Education), [S. l.], v. 2, n. 1, 2018. DOI: 10.35706/sjme.v2i1.1046. Disponível em: https://journal.unsika.ac.id/supremum/article/view/1046. Acesso em: 11 may. 2025.