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Pratama, Mahardhika, and Arief Novianto. “Studi Perbandingan Emisi Dan Kinerja Motor Bensin Dengan Bahan Bakar Campuran Etanol”. Jurnal Teknik Mesin 18, no. 1 (June 11, 2025): 78 - 83. Accessed January 8, 2026. http://ejournal2.pnp.ac.id/index.php/jtm/article/view/1820.