@inproceedings{CAiSE-2003-AntonellisMPP,
	author        = "Valeria De Antonellis and Michele Melchiori and Barbara Pernici and Pierluigi Plebani",
	booktitle     = "{Proceedings of the 15th International Conference on Advanced Information Systems Engineering}",
	doi           = "10.1007/3-540-45017-3_37",
	isbn          = "3-540-40442-2",
	pages         = "552--567",
	publisher     = "{Springer International Publishing}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{A Methodology for e -Service Substitutability in a Virtual District Environment}",
	volume        = 2681,
	year          = 2003,
}