@inproceedings{CIKM-2011-XuZYCXZ,
	author        = "Kun Xu and Lei Zou and Jeffrey Xu Yu and Lei Chen and Yanghua Xiao and Dongyan Zhao",
	booktitle     = "{Proceedings of the 20th ACM International Conference on Information and Knowledge Management}",
	doi           = "10.1145/2063576.2063807",
	isbn          = "978-1-4503-0717-8",
	pages         = "1595--1600",
	publisher     = "{ACM}",
	title         = "{Answering label-constraint reachability in large graphs}",
	year          = 2011,
}