HALOMOAN, J.; MALE, H. A Analysis of Mathematics Teacher Difficulties in Implementing 2013 Curriculum Online: Analysis of Mathematics. International Journal of Business, Law, and Education, [S. l.], v. 3, n. 1, p. 1 -15, 2022. DOI: 10.56442/ijble.v3i1.36. Disponível em: https://ijble.com/index.php/journal/article/view/36. Acesso em: 8 aug. 2025.