Soemadi, Kusmaningrum, Bermawi P. Iskandar, and Harsono Taroepratjeka. “Optimal Overhaul-Replacement Policies for Repairable Machine Sold With Warranty”. Journal of Engineering and Technological Sciences 46, no. 4 (December 15, 2014): 465-483. Accessed October 23, 2025. https://journals.itb.ac.id/index.php/jets/article/view/361.