R., Kalyanaraman, and Shanthi R. “An M/G/1 Queue With K Phases of Vacation With State Dependent Arrival Rate”. International Journal Of Mathematics And Computer Research 4, no. 11 (November 20, 2016): 1670-1684. Accessed March 15, 2025. http://mail.ijmcr.in/index.php/ijmcr/article/view/82.