Winayus, R., Mariani, S. and Sukestiyarno, Y. (2020) “The Ability of Problem Solving for Tenth Grade Student on Problem Based Learning About Web-Assisted from Students Independence”, Unnes Journal of Mathematics Education Research, 9(1), pp. 61-68. Available at: https://journal.unnes.ac.id/sju/ujmer/article/view/31449 (Accessed: 22November2024).