Sudrajat, Ajat, Irfan Nugroho, Kiki Rezki Lestari, and V. Vekky. R Repi. “Pengaruh Penambahan Gas HHO Pada Mesin Bensin Terhadap Emisi Dan Konsumsi Bahan Bakar”. Jurnal Ilmiah Giga 23, no. 1 (July 24, 2020): 8–19. Accessed July 22, 2024. https://journal.unas.ac.id/giga/article/view/865.