Adi, Daniel Putut Kuncoro, and Basri Fahriza. “Analysis of the Impact of Spare Part Availability and Procurement Lead Time on Maintenance Operational Performance (Case Study: Batam Aero Teknik (BAT), Batam)”. Dinasti International Journal of Education Management and Social Science 7, no. 5 (July 20, 2026): 4703–4713. Accessed July 30, 2026. https://dinastipub.org/DIJEMSS/article/view/6919.