Utami, N., Sukestiyarno, Y. and Hidayah, I. (2022) “Student Problem-Solving Ability in Views of Self-Directed Learning on Problem Based Learning Assisted by Module”, Unnes Journal of Mathematics Education Research, 11(2), pp. 172-182. Available at: http://journal.unnes.ac.id/sju/ujmer/article/view/64999 (Accessed: 21December2024).