Alfa A.S. and Frigui I. (1996). Discrete NT-policy single server queue with Markov arrival process and phase type service. European Journal of Operational Research, Vol. 88(8), pp. 599-613.
Alfa A.S. and Li W. (2000). Optimal (N,T)-policy for M/G/1 system with cost structures. Performance Evaluation, Vol. 42(4), pp. 265-277.
Baek J.W., Lee H.W., Lee S.W. and Ahn S. (2014). A workload factorization for BMAP/G/1 vacation queues under variable service speed. Operations Research Letters, Vol. 42(1), pp. 58-63.
Cao J.H. and Cheng K. (1982). Analysis of M/G/1 queueing system with repairable service station. Acta Mathematicae Applicattae Sinica, Vol. 5(2), pp. 113-127.
Cao J.H. and Cheng K. Mathematical Theory of Reliability (Revised). Beijing: Higher Education Press. 2006.
Choudhury G., and Deka K. (2008). An M/G/1 retrial queueing system with two phases of service subject to the server breakdown and repair. Performance Evaluation, Vol. 65(10), pp. 714-724.
Gakis K.G., Rhee H.K. and Sivazlian B.D. (1995). Distributions and first moments of the busy and idle periods in controllable M/G/1 queueing models with simple and dyadic policies. Stochastic Analysis and Applications, Vol. 13(1), pp. 47-81.
Gao S. and Wang J.T. (2014). Performance and reliability analysis of an M/G/1-G retrial queue with orbital search and non-persistent customers. European Journal of Operational Research, Vol. 236(2), pp. 561-572.
Hur S., Kim J. and Kang C. (2003). An analysis of the M/G/1 system with N and T policy. Applied Mathematical Modelling, Vol. 27(8), pp. 665-675.
Kella O. (1989). The threshold policy in the M/G/1 queue with server vacation. Naval Research Logistics, Vol. 36(1), pp.111-123.
Lee H.W., Lee S.S., Park J.O. and Chae K.C. (1994). Analysis of / /1 X M G queue with N policy and multiple vacations. Journal of Applied Probability, Vol. 31(2), pp. 467-496.
Reddy G.V.K., Nadarajan R. and Arumuganathan R. (1998). Analysis of a bulk queue with N-policy, multiple vacations and setup times. Computers & Operations Research, Vol. 25(11), pp. 957-967.
Tang Y.H. (1997). A single server M/G/1 queueing system subject to breakdowns--some reliability and queueing problem. Microelectronics & Reliability, Vol. 37(2), pp. 315-321.
Tang Y.H. (2010). Revisiting the model of servicing machines with repairable service facility--a new analyzing idea and some new results. Acta Mathematicae Applicatae Sinica, Vol. 26(4), pp. 557-566.
Wang J.T., Liu B. and Li J.H. (2008). Transient analysis of an M/G/1 retrial queue subject to disasters and server failure, European Journal of Operational Research, Vol. 189(3), pp. 1118-1132.
Yu M.M., Tang Y.H., Liu L.P. and Cheng J. (2013). A phase-type geometric process repair model with spare device procurement and repairman's multiple vacations. European Journal of Operational Research, Vol. 225(2), pp. 310-323.
Zhang Y.L. and Wu S.M. (2009). Reliability analysis for a k/n(F) system with repairable repair-equipment, Applied Mathematical Modelling, Vol. 33(7), pp. 3052-3067.