1.
Rosalia R, Suryelita S. Development of Worksheet Based Problem Based Learning (PBL) in Colloidal Systems For Senior High School. EPK [Internet]. 25Dec.2021 [cited 11Apr.2025];2(4):8-6. Available from: http://entalpipendidikan.ppj.unp.ac.id/index.php/epk/article/view/148