2009 IEEE/INFORMS International Conference on Service Operations, Logistics and Informatics Service Operations, Logistics and Informatics, 2009. SOLI '09. IEEE/INFORMS International Conference on. :556-560 Jul, 2009
2008 IEEE International Conference on Industrial Engineering and Engineering Management Industrial Engineering and Engineering Management, 2008. IEEM 2008. IEEE International Conference on. :1915-1919 Dec, 2008