Mardiah, E., Suharmadi, S., Fazliatul Adnan, F. A., Rhee, J. S., & Ginting, D. (2026). Influence of water and oil quenching on the microstructure and mechanical properties of S45C steel. SINERGI, 30(2), 337–346. https://doi.org/10.22441/sinergi.2026.2.002