MINARNI, A.; NAPITUPULU, E. E. Analysis of Eight Grade Students Failure in Solving Mathematical Problems. Advances in Social Sciences Research Journal, [S. l.], v. 5, n. 9, 2018. DOI: 10.14738/assrj.59.5122. Disponível em: http://116.203.177.230/index.php/ASSRJ/article/view/5122. Acesso em: 23 nov. 2024.