Moghadam, Mansour Kazemi, Elahe Maliki, and Yasaman Shabani. “Investigation of Methane Adsorption on Adsorbent Using RSM Method”. Journal of Environmental Engineering and Studies (August 1, 2024): 1–11. Accessed October 1, 2025. https://matjournals.net/engineering/index.php/JoEES/article/view/765.