Agustina, N. (2023) “Analysis of Mathematical Problem Solving Ability in View fromSelf-Efficacy Student Social Arithmetic Material”, Sigma&Mu: Journal of Mathematics, Statistics and Data Science, 1(2), pp. 8–18. Available at: https://journals.balaipublikasi.id/index.php/sigmamu/article/view/143 (Accessed: 7 January 2025).