“Pengaruh Pembersihan Biogas Menggunakan Larutan NaOH Terhadap Performa Motor Bensin: Studi Komparatif RPM, Torsi, Konsumsi Bahan Bakar, Dan Emisi Gas Buang”. Journal of Applied Mechanical Engineering and Renewable Energy 6, no. 1 (January 31, 2026): 17–23. Accessed February 2, 2026. https://journal.isas.or.id/index.php/JAMERE/article/view/1511.