F. Otriza, T. Sugiarto, D. Fernandez, and D. S. Putra, “Analisis Variasi Research Octane Number (RON) Bahan Bakar Terhadap Performa Mesin Daihatsu Xenia K3-VE”, jtpvi, vol. 1, no. 3, pp. 411–422, Aug. 2023.