@inproceedings{CAiSE-2009-Guizzardi,
	author        = "Giancarlo Guizzardi",
	booktitle     = "{Proceedings of the 21st International Conference on Advanced Information Systems Engineering}",
	doi           = "10.1007/978-3-642-02144-2_12",
	isbn          = "978-3-642-02143-5",
	pages         = "94--109",
	publisher     = "{Springer International Publishing}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{The Problem of Transitivity of Part-Whole Relations in Conceptual Modeling Revisited}",
	volume        = 5565,
	year          = 2009,
}