@inproceedings{SIGMOD-2008-BalminOST,
	author        = "Andrey Balmin and Fatma Özcan and Ashutosh Singh and Edison Ting",
	booktitle     = "{Proceedings of the 26th ACM SIGMOD International Conference on Management of Data}",
	doi           = "10.1145/1376616.1376722",
	isbn          = "978-1-60558-102-6",
	pages         = "1065--1074",
	publisher     = "{ACM}",
	title         = "{Grouping and optimization of XPath expressions in DB2 pureXML}",
	year          = 2008,
}