中国科学院数学与系统科学研究院期刊网
A Batch Arrival Retrial Queue with Two Phases of Service and Bernoulli Vacation Schedule
Gautam Choudhury, Kandarpa Deka
Acta Mathematicae Applicatae Sinica(English Series) . 2013, (1): 15 -34 .  DOI: 10.1007/s10255-007-7083-9