@inproceedings{DAC-2006-AlpertKSW,
	author        = "Charles J. Alpert and Andrew B. Kahng and Cliff C. N. Sze and Qinke Wang",
	booktitle     = "{Proceedings of the 43rd Design Automation Conference}",
	doi           = "10.1145/1146909.1147012",
	isbn          = "1-59593-381-6",
	pages         = "389--392",
	publisher     = "{ACM}",
	title         = "{Timing-driven Steiner trees are (practically) free}",
	year          = 2006,
}