[1]
A. Suprapto, J. Jumiadi, P. E. Setyawan, M. Nadya, and S. Sadu, “Identification of the effect and mechanism of austenitizing temperature, sprocket rotation speed, and quenching medium on microstructure and hardness of flame-hardened gear steel”, EEJET, vol. 1, no. 12 (139), pp. 25–34, Feb. 2026.