@inproceedings{CIKM-2008-PlacekTSDS,
	author        = "Pawel Placek and Dimitri Theodoratos and Stefanos Souldatos and Theodore Dalamagas and Timos K. Sellis",
	booktitle     = "{Proceedings of the 17th ACM International Conference on Information and Knowledge Management}",
	doi           = "10.1145/1458082.1458155",
	isbn          = "978-1-59593-991-3",
	pages         = "551--560",
	publisher     = "{ACM}",
	title         = "{A heuristic approach for checking containment of generalized tree-pattern queries}",
	year          = 2008,
}