Rasyada, Radhiya. “Implementasi Problem Based Learning (PBL) Pada Mata Pelajaran Matematika”. BASICA 3, no. 1 (October 9, 2023): 151–162. Accessed February 28, 2026. https://ejournal.insuriponorogo.ac.id/index.php/basica/article/view/3943.