Zeltyn, S., & Mandelbaum, A. (2005). Call Centers with Impatient Customers: Many-Server Asymptotics of the M/M/n + G Queue. Queueing systems, 51(3-4), 361-402. https://doi.org/10.1007/s11134-005-3699-8
Chicago Style (17th ed.) CitationZeltyn, Sergey, and Avishai Mandelbaum. "Call Centers with Impatient Customers: Many-Server Asymptotics of the M/M/n + G Queue." Queueing Systems 51, no. 3-4 (2005): 361-402. https://doi.org/10.1007/s11134-005-3699-8.
MLA (9th ed.) CitationZeltyn, Sergey, and Avishai Mandelbaum. "Call Centers with Impatient Customers: Many-Server Asymptotics of the M/M/n + G Queue." Queueing Systems, vol. 51, no. 3-4, 2005, pp. 361-402, https://doi.org/10.1007/s11134-005-3699-8.
Warning: These citations may not always be 100% accurate.