“Peningkatan Hasil Belajar Peserta Didik Pada Materi Larutan Penyangga Melalui Model Pembelajaran Problem Based Learning”. TRIADIK 22, no. 2 (October 31, 2023): 244–257. Accessed June 26, 2025. https://ejournal.unib.ac.id/triadik/article/view/33616.