Ramadhan Nur, Hamid, Rouf Muhammad, Sugiyarto, Rizki Dwi Ardika, Sefrian Rizki Bintoro, Muhamad Safi'i, and Irfan Isdhianto. “Optimizing Ignition Timing for Gasoline Engines: A Study on Performance and Emissions”. Jurnal Elektro dan Mesin Terapan 11, no. 2 (November 30, 2025): 105–111. Accessed December 20, 2025. https://jurnal.pcr.ac.id/index.php/elementer/article/view/6761.