Pengembangan E-Modul Berbasis Model Problem Based Learning Dalam Pembelajaran IPA Pada Materi Pencemaran Lingkungan di SMP Negeri 3 Tondano. SOSCIED, [S. l.], v. 6, n. 1, p. 198–209, 2023. DOI: 10.32531/jsoscied.v6i1.622. Disponível em: https://jurnal.poltekstpaul.ac.id/index.php/jsoscied/article/view/622. Acesso em: 15 apr. 2026.