Lestari WM, Ashari A, Ngazizah N. Model Pembelajaran Problem Based Learning Untuk Peningkatan Motivasi Belajar dan Kemampuan Berfikir Kritis . jpd [Internet]. 2021Aug.31 [cited 2024Nov.15];2(2):93-105. Available from: https://ebook.umpwr.ac.id/index.php/jpd/article/view/1651