KASIM, D. P.; MAMU, H.; LAMONDO, D.; IBRAHIM, M.; MUSTAQIMAH, N. Analisis Validitas E-Modul Berbasis Problem Based Learning pada Materi Sistem Reproduksi Manusia. Biocaster : Jurnal Kajian Biologi, [S. l.], v. 6, n. 4, p. 1872–1883, 2026. DOI: 10.36312/biocaster.v6i4.1481. Disponível em: https://e-journal.lp3kamandanu.com/index.php/biocaster/article/view/1481. Acesso em: 11 oct. 2026.