@inproceedings{CIKM-2007-CombiMP,
	author        = "Carlo Combi and Angelo Montanari and Giuseppe Pozzi",
	booktitle     = "{Proceedings of the 16th ACM International Conference on Information and Knowledge Management}",
	doi           = "10.1145/1321440.1321470",
	isbn          = "978-1-59593-803-9",
	pages         = "193--202",
	publisher     = "{ACM}",
	title         = "{The t4sql temporal query language}",
	year          = 2007,
}