@conference { AraujoiCEIS01,
	title = {Handling mutual exclusion in UML class diagrams},
	booktitle = {International Conference on Enterprise Information Systems},
	year = {2001},
	note = {<p>n/a</p>
},
	publisher = {ICEIS},
	organization = {ICEIS},
	abstract = {<p>n/a</p>
},
	author = {J. Ara{\'u}jo, and A. Moreira}
}
