Puspitasari, Ratih Dyah, Nelson Nelson, and Indra Lasmana Tarigan. “Improving Students’ Cognitive and Psychomotor Performance through the Development of Project-Based Clinical Chemistry Learning Modules”. Hydrogen: Jurnal Kependidikan Kimia 11, no. 1 (February 15, 2023): 82–87. Accessed August 16, 2025. https://e-journal3.undikma.ac.id/index.php/hydrogen/article/view/6178.