1. Artalejo, J. R., & Gomez Corral, A. (2008). Retrial queueing systems. A computational approach. Berlin: Springer.
2. Bakker, M., Riezebos, J., & Teunter, R. H. (2012). Review of inventory systems with deterioration since 2001. European Journal of Operation Research, 221, 275–284.
3. Berman, O., & Sapna, K. P. (2002). Optimal service rates of a service facility with perishable inventory items. Naval Research Logistic, 49, 464–482.
4. Deepak, T. G., Joshua, V. C., & Krishnamoorthy, A. (2004). Queues with postponed work. TOP—Spanish Journal of Statistics and Operational Research, 12, 375–398.
5. Krishnamoorthy, A., Gopakumar, B., & Narayanan, V. C. (2009). A queueing model with interruption resumption/restart and reneging. Bulletin of Kerala Mathematics Association (Special Issue: Guest Editor: S. R. S. Varadhan FRS) 29–45.