@inproceedings{CASE-2009-WuS,
	author        = "Tao Wu and Leyuan Shi",
	booktitle     = "{Proceedings of the Fifth International Conference on Automation Science and Engineering}",
	doi           = "10.1109/COASE.2009.5234149",
	isbn          = "978-1-4244-4578-3",
	pages         = "483--488",
	publisher     = "{IEEE}",
	title         = "{A new heuristic method for capacitated multi-level lot sizing problem with backlogging}",
	year          = 2009,
}