Chaerudin, Abdul Rauf. “The Effect of Roll Maintenance Costs on Kiln Machines on the Efficiency of Expenditure on PT. XYZ”. Bina Bangsa International Journal of Business and Management 2, no. 2 (August 30, 2022): 93–99. Accessed October 1, 2026. https://bbijbm.lppmbinabangsa.ac.id/index.php/home/article/view/44.