L. Setiawan, A. Prawoto, D. Ratnaningsih, S. D. Robbi, and A. E. Kristiyono, “The Influence of Puncture Valve Wear on Bosch Pump Pressure and Main Engine Performance: A Quantitative Analysis of KM. Tanto Bersinar”, RIGGS, vol. 5, no. 1, pp. 4900–4907, Feb. 2026.