Amalia, Putri, and Nur Cahyati. “Queue Analysis of Public Healthcare System to Reduce Waiting Time Using Flexsim 6.0”. International Journal of Industrial Optimization 1, no. 2 (August 21, 2020): 101–110. Accessed November 23, 2024. http://journal2.uad.ac.id/index.php/ijio/article/view/2428.