Alem, Mequanint Birhan. “Queuing Analysis and Optimization of Public Vehicle Transport Stations: A Case of South West Ethiopia Region Vehicle Stations”. International Journal of Industrial Optimization 5, no. 1 (March 8, 2025): 31–44. Accessed April 9, 2025. http://journal2.uad.ac.id/index.php/ijio/article/view/7963.