@inproceedings{KEOD-2009-Reyes-PerezBG,
	author        = "Mariana Reyes-Perez and Jan Broekelmann and Jürgen Gausemeier",
	booktitle     = "{Proceedings of the First International Conference on Knowledge Engineering and Ontology Development}",
	isbn          = "978-989-674-012-2",
	pages         = "226--232",
	publisher     = "{INSTICC Press}",
	title         = "{Towards an Expert System for the Manufacturing System Planning of Products with Graded Properties}",
	year          = 2009,
}