@inproceedings{CASE-2014-LiuXL,
	author        = "Qiang Liu and Xiaolan Xie and Ran Liu",
	booktitle     = "{Proceedings of the 10th International Conference on Automation Science and Engineering}",
	doi           = "10.1109/CoASE.2014.6899381",
	pages         = "558--563",
	publisher     = "{IEEE}",
	title         = "{A queuing approximation method for capacity planning of emergency department with time-varying demand}",
	year          = 2014,
}