demir, Ahmet, Cumhur Aydinli, and Karwan Talaat. “Optimizing Human Resources Capacity and Performance of Newroz Telecom Company by Proposing Queuing Theory”. International Journal of Social Sciences & Educational Studies 2, no. 1 (September 1, 2015): 28–37. Accessed May 15, 2025. https://ijsses.tiu.edu.iq/index.php/ijsses/article/view/631.