Pandey, Manish Kumar, D. K. Gangeshwer, and Thaneshwar Lal Verma. “Application of \(G_k/G_d/1\) Queuing Model to Patient Flow at Hospital”. Communications in Mathematics and Applications 12, no. 3 (September 30, 2021): 645–653. Accessed July 22, 2024. https://rgnpublications.com/journals/index.php/cma/article/view/1530.