khairunnufus, ulyanur, Dwi Laksmiwati, Saprizal Hadisaputra, and Jeckson Siahaan. “Pengembangan Modul Praktikum Kimia Berbasis Problem Based Learning Untuk Kelas XI SMA”. Chemistry Education Practice 1, no. 2 (February 11, 2019): 36–41. Accessed March 29, 2024. https://jurnalfkip.unram.ac.id/index.php/CEP/article/view/981.