Sani, Ihya Zakira, Mawardi Mawardi, Desy Kurniawati, Miftahul Khair, and Okta Suryani. “Voltammetric Detection of Cu²⁺ Using a Napa Soil-Derived NiAl₂O₄ MWCNT-Modified Glassy Carbon Electrode”. Hydrogen: Jurnal Kependidikan Kimia 14, no. 3 (June 30, 2026): 488–496. Accessed September 8, 2026. https://e-journal.undikma.ac.id/index.php/hydrogen/article/view/21279.