Haji, B. and S.M. Ross. (2018). Minimizing Expected Discounted Cost in a Queueing Loss Model with Discriminating Arrivals. Working Paper.
Haji, B. and S.M. Ross. (2015). A Queueing Loss Model with Heterogeneous Skill Based Servers under Idle Time Ordering Policies. Journal of Applied Probability 52: 269-277.
Haji, B. (2015). On the Adan-Weiss Loss Model having Skill-Based Servers and Longest Idle Assignment Rule. Probability in the Engineering and Informational Sciences 29: 181-189.
Haji, B. and S.M. Ross. (2015). M/G/infinity with Exponentially Distributed Setup Times. Operations Research Letters 43: 26-28.
Haji, B. and A. Haji. (2011). A Queueing-Inventory System with Repair Center for Defective Items and One-for-One Ordering Policy. Journal of Industrial and Systems Engineering 5: 230-239.
Haji, R., Tayebi, H., Haji, B. (2011). Applying a new ordering policy in a two- echelon inventory system with Poisson demand rate for retailers and transportation cost. Int. J. Business Performance and Supply Chain Modeling 3: 20-27.
Haji, R. and B. Haji. (2010). Optimal Batch Production for a Single Machine System with Accumulated Defectives and Random Rate of Rework. Journal of Industrial and Systems Engineering 3: 243-256.
Haji, B., Haji, A., Tavakol, A. (2008). Scheduling Accumulated Rework in a Nor- mal Cycle: Optimal Batch Production with Minimum Rework Cycles, Journal of Industrial and Systems Engineering 2: 236-249.
Ghafouri, S.M. and B.Haji. Utilizing a Simulation Approach for Analysis of Patient Flow in the Emergency Department: A Case Study. Proceedings of the 15th Iran International Industrial Engineering Conference (IIIEC). Yazd, Iran, Januray 2019. pp.151-157.
Haji, B., Haji, R., Haji, A. Optimal Batch Production with Rework and Non- Zero Setup Cost for Rework. Proceedings of CIE 39th International Conference on Computers & Industrial Engineering. Troyes, France, July 2009. pp.869-874.
Haji, R., Haji, B., Haji, A. Optimal Batch Production with Minimum Rework Cycles and Constraint on Accumulated Defective Units. Proceedings of IEEE International Conference on Service Operations, Logistics and Informatics. Chicago, IL, USA. July 2009. pp. 633-638.
Haji, B. and A. Haji. One-for-One Period Policy in a Two-echelon inventory system with Poisson demand and Constraint on Total Lost Sales. Proceedings of IEEE In- ternational Conference on Service Operations, Logistics and Informatics. Chicago, IL, USA. July 2009. pp. 74-77.
Haji, R., Haji, B., Haji, A. Optimal Ordering Policy in a Two-Level Supply Chain with Budget Constraint. The 2nd International Multi-Conference on Engineering and Technological Innovation: IMETI 2009. Orlando, Florida, USA. July 2009. pp.265-269.
Haji,B., Ghayoor, Z., Haji, A. Economic Batch Quantity with Random Defectives and Rework. International Conference on Industrial Engineering and Systems Man- agement IESM07. Beijing, China. June 2007.
Haji, R., Ghayoor,Z., Haji, B. Economic Batch Quantity with Setup Time for Imme- diate and Delayed Rework. Proceedings of the 2007 Industrial Engineering Research Conference. Nashville, Tenn. USA . May 2007.