@inproceedings{CASE-2007-ZhuangXZD,
	author        = "Chungang Zhuang and Zhenhua Xiong and Xiangyang Zhu and Han Ding",
	booktitle     = "{Proceedings of the Third International Conference on Automation Science and Engineering}",
	doi           = "10.1109/COASE.2007.4341689",
	isbn          = "978-1-4244-1154-2",
	pages         = "945--949",
	publisher     = "{IEEE}",
	title         = "{Von Mises Stress and Level Set Method based Structural Topology Optimization with Multi-phase Materials}",
	year          = 2007,
}