Harefa E, Zega NA. Analysis of the Effectiveness of Using AI-Generated Instructional Videos through Problem-Based Learning Model on Reconstruction of Fundamental Science Concepts. J. Penelit. dan. Pengkaj. Ilmu. Pendidik. e-Saintika [Internet]. 2026 Mar. 30 [cited 2026 Aug. 20];10(1):179-94. Available from: https://journal-center.litpam.com/index.php/e-Saintika/article/view/3602