Yulis, Putri Ade Rahma, and Oktariani Oktariani. “Need Analysis for Development (E-Module) of Analytical Chemistry Integrated With Environmental Analysis Research Results”. Hydrogen: Jurnal Kependidikan Kimia 12, no. 1 (February 29, 2024): 160–173. Accessed August 16, 2025. https://e-journal3.undikma.ac.id/index.php/hydrogen/article/view/10601.