efendi ahmad, Yuliani H, Rohmadi M. PENERAPAN MODEL PROBLEM BASED LEARNING (PBL) BERBANTUKAN MEDIA ANIMASI: DAMPAK HASIL BELAJAR KOGNITIF DAN BERPIKIR KRITIS PESERTA DIDIK . optika [Internet]. 2022Jun.16 [cited 2024Nov.27];6(1):52-8. Available from: https://e-journal.uniflor.ac.id/index.php/optika/article/view/1292