“ANALISA PENGARUH PENAMBAHAN WATER INJECTION SISTEM PADA MOTOR BAKAR 4 LANGKAH TERHADAP KINERJA MESIN”. JOURNAL OF SCIENCE AND SOCIAL RESEARCH 8, no. 4 (December 5, 2025): 5386–5392. Accessed July 16, 2026. https://jurnal.goretanpena.com/index.php/JSSR/article/view/5095.