@inproceedings{SAC-2009-ChoB,
	author        = "SungRan Cho and Wolf-Tilo Balke",
	booktitle     = "{Proceedings of the 24th Symposium on Applied Computing}",
	doi           = "10.1145/1529282.1529637",
	editor        = "Sung Y. Shin and Sascha Ossowski",
	isbn          = "978-1-60558-166-8",
	pages         = "1585--1586",
	publisher     = "{ACM}",
	title         = "{Building an efficient preference XML query processor}",
	year          = 2009,
}