NURFAZLIANA, Nurfazliana; JUMADI, Jumadi. Development of E-Module PBL Model Learning to Improve Students’ Mastery of Concepts. Jurnal Penelitian Pendidikan IPA, [S. l.], v. 9, n. 5, p. 2638–2646, 2023. DOI: 10.29303/jppipa.v9i5.3506. Disponível em: https://jppipa.unram.ac.id/index.php/jppipa/article/view/3506. Acesso em: 20 may. 2024.