Sukarno, Ragil, Darwin Rio Budi Syaka, and Adhitya Randa Asier. “PENGARUH PERUBAHAN IGNITION TIMING TERHADAP KINERJA MESIN SEPEDA MOTOR AUTOMATIC 115CC”. Jurnal Konversi Energi dan Manufaktur 4, no. 1 (April 27, 2017): 45 - 50. Accessed May 14, 2024. https://journal.unj.ac.id/unj/index.php/jkem/article/view/6354.