Sari, Dwivelia Aftika, Mimi Herman, Steva Dara Putri, and Hidayati Hidayati. “The Impact of Problem-Based Learning (PBL) Module on Critical Thinking Skills on Electrolyte and Nonelectrolyte Solutions”. Hydrogen: Jurnal Kependidikan Kimia 13, no. 1 (February 28, 2025): 101–109. Accessed August 16, 2025. https://e-journal3.undikma.ac.id/index.php/hydrogen/article/view/14137.