SUMENARI, K. MENINGKATKAN PRESTASI BELAJAR IPA MELALUI PENERAPAN MODEL PEMBELAJARAN PROBLEM BASED LEARNING. Journal of Education Action Research, [S. l.], v. 2, n. 2, p. 89–96, 2018. DOI: 10.23887/jear.v2i2.14434. Disponível em: https://ejournal.undiksha.ac.id/index.php/JEAR/article/view/14434. Acesso em: 2 dec. 2024.