Samah Hassan Abdul Hamid, and Shifa Balism Hasan. “Application of Some Operation Scheduling Rules to Improve Customer Response Speed: A Case Study in Ramadi Teaching Hospital”. Tikrit Journal of Administrative and Economic Sciences 21, no. 70 part 1 (June 30, 2025): 379–400. Accessed March 5, 2026. https://www.tjaes.org/ojs/index.php/tjaes/article/view/2119.