Development of Worksheet Based Problem Based Learning (PBL) in Colloidal Systems For Senior High School. Entalpi Pendidikan Kimia, [S. l.], v. 2, n. 4, p. 8–16, 2021. DOI: 10.24036/epk.v2i4.148. Disponível em: http://entalpipendidikan.ppj.unp.ac.id/index.php/epk/article/view/148. Acesso em: 29 oct. 2026.