@inproceedings{SIGMOD-2012-ChengKCC,
	author        = "James Cheng and Yiping Ke and Shumo Chu and Carter Cheng",
	booktitle     = "{Proceedings of the 30th ACM SIGMOD International Conference on Management of Data}",
	doi           = "10.1145/2213836.2213888",
	isbn          = "978-1-4503-1247-9",
	pages         = "457--468",
	publisher     = "{ACM}",
	title         = "{Efficient processing of distance queries in large graphs: a vertex cover approach}",
	year          = 2012,
}