WINOKO, . A.; SUDARMANTO, . H. The Effect of Number of Spark Plug Ground Electrodes and Octane Rating on Single Cylinder Engine Performance. International Journal of Marine Engineering Innovation and Research, [S. l.], v. 9, n. 3, p. 512–519, 2025. DOI: 10.12962/j25481479.v9i3.4912. Disponível em: https://journal.its.ac.id/index.php/ijmeir/article/view/4912. Acesso em: 6 dec. 2025.