NISPU RAHMA, S.; OKTAVIA, R.; YURNETTI. Validity and Practicality of PBL-SSI E-Module on Ecology and Biodiversity Topic for Junior High School. SEMESTA: Journal of Science Education and Teaching, [S. l.], v. 8, n. 2, p. 158–164, 2025. DOI: 10.24036/semesta/vol8-iss2/638. Disponível em: https://semesta.ppj.unp.ac.id/index.php/semesta/article/view/638. Acesso em: 12 may. 2026.