@inproceedings{CAiSE-1990-Dietz,
	author        = "Jan L. G. Dietz",
	booktitle     = "{Proceedings of the Second Nordic Conference on Advanced Information Systems Engineering}",
	doi           = "10.1007/BFb0000590",
	isbn          = "3-540-52625-0",
	pages         = "134--151",
	publisher     = "{Springer-Verlag}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{A Communication Oriented Approach to Conceptual Modelling of Information Systems}",
	volume        = 436,
	year          = 1990,
}