@inproceedings{SAC-2008-GomezKV,
	author        = "Leticia I. Gómez and Bart Kuijpers and Alejandro A. Vaisman",
	booktitle     = "{Proceedings of the 23rd Symposium on Applied Computing}",
	doi           = "10.1145/1363686.1363885",
	editor        = "Roger L. Wainwright and Hisham Haddad",
	isbn          = "978-1-59593-753-7",
	pages         = "857--862",
	publisher     = "{ACM}",
	title         = "{Aggregation languages for moving object and places of interest}",
	year          = 2008,
}