Glushchenko, Valery V. “METHODOLOGY FOR EVALUATING THE EFFECTIVENESS OF MACHINE AND EQUIPMENT MAINTENANCE SYSTEMS”. International Journal of Engineering Science Technologies 5, no. 2 (April 3, 2021): 58–68. Accessed October 7, 2025. https://granthaalayahpublication.org/ojs-sys/ijoest/article/view/IJOEST_166.