Festiawan R, Hooi LB, Widiawati P, Yoda IK, S A, Antoni MS, et al. The Problem-Based Learning: How the effect on student critical thinking ability and learning motivation in COVID-19 pandemic? . j. Sport Area [Internet]. 2021 Jul. 30 [cited 2024 Jul. 22];6(2):231-43. Available from: https://journal.uir.ac.id/index.php/JSP/article/view/6393