Fikriyah, Millatina, Zaenuri Zaenuri, and Adi Nur Cahyono. “Problem Solving Ability Reviewed from Independent Learning at Social Media Based Blended Learning”. Unnes Journal of Mathematics Education Research 10, no. A (October 7, 2020). Accessed December 21, 2024. https://journal.unnes.ac.id/sju/ujmer/article/view/40726.