@inproceedings{ECDL-2002-CastelliMP,
	author        = "Donatella Castelli and Carlo Meghini and Pasquale Pagano",
	booktitle     = "{Proceedings of the Sixth European Conference on Research and Advanced Technology for Digital Libraries}",
	doi           = "10.1007/3-540-45747-X_19",
	isbn          = "3-540-44178-6",
	pages         = "251--265",
	publisher     = "{Springer}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{Foundations of a Multidimensional Query Language for Digital Libraries}",
	volume        = 2458,
	year          = 2002,
}