Palanivel, M. , Uthayakumar, R. (2014), 'An EOQ Model for Non-Instantaneous Deteriorating Items with Power Demand, Time Dependent Holding Cost, Partial Backlogging and Permissible Delay in Payments ', World Academy of Science, Engineering and Technology, Open Science Index 92, International Journal of Mathematical and Computational Sciences, 8(8), 1127 - 1137.