Yulfitra, M. Z. Haris. Effect of Hardening Temperature with Air Cooling Media on Mechanical Properties of Truck Tire Fastener Bolts (41Cr4). IRA J.Tek. Mesin Dan Apl [Internet]. 2022 Jul. 31 [cited 2025 Jul. 7];1(1):1-10. Available from: http://e-journals.irapublishing.com/index.php/IRAJTMA/article/view/3