Listiqowati I, Budijanto, Sumarmi, Ruja IN. The Impact of Project-Based Flipped Classroom (PjBFC) on Critical Thinking Skills. International Journal of Instruction [Internet]. 2022 Jul. 1 [cited 2024 Nov. 24];15(3):853-68. Available from: https://e-iji.net/ats/index.php/pub/article/view/351