SA’DIYAH, Alfiatus; HARLITA, Harlita; PRABOWO, Chandra Adi. Problem-based instructional module on the excretory system: the impact on high school students’ scientific process skills. Biosfer: Jurnal Pendidikan Biologi, [S. l.], v. 19, n. 1, p. 50–58, 2026. DOI: 10.21009/biosferjpb.56748. Disponível em: https://journal.unj.ac.id/unj/index.php/biosfer/article/view/56748. Acesso em: 20 may. 2026.