Hanan, Ihsan Sofyan, Muhammad Fahmi Hakim Hakim, and Teguh Pambudi. “Adsorption of Nitrite (NO2-) Using Natural Zeolite and Natural Zeolite Modified With Cetyl Trimethylammonium Bromide (CTAB)”. Hydrogen: Jurnal Kependidikan Kimia 13, no. 1 (February 28, 2025): 22–38. Accessed August 15, 2025. https://e-journal3.undikma.ac.id/index.php/hydrogen/article/view/14643.