@inproceedings{EDOC-2008-AlmeidaG,
	author        = "João Paulo A. Almeida and Giancarlo Guizzardi",
	booktitle     = "{Proceedings of the 12th International Enterprise Distributed Object Computing Conference}",
	doi           = "10.1109/EDOC.2008.47",
	isbn          = "978-0-7695-3373-5",
	pages         = "31--40",
	publisher     = "{IEEE Computer Society}",
	title         = "{A Semantic Foundation for Role-Related Concepts in Enterprise Modelling}",
	year          = 2008,
}