@inproceedings{albuquerque_ontological_2013,
	title = {An ontological foundation for conceptual modeling datatypes based on semantic reference spaces},
	isbn = {978-1-4673-2914-9 978-1-4673-2912-5},
	url = {http://ieeexplore.ieee.org/document/6577693/},
	doi = {10.1109/rcis.2013.6577693},
	abstract = {Traditionally, instances of attributes in conceptual modeling languages are associated to values like “1,86”, “small” or “John”. But what do such values mean? What is the realworld semantics behind these attributes and their values? An approach to improve the semantics of conceptual modeling languages is to ground them on ontological theories. Following this strategy, over the last decade, the foundational ontology UFO has been applied to create the OntoUML modeling language, an ontologically well founded version of UML. In the current work we present extensions to UFO in order to improve the ontological foundations concerning value spaces by employing the notion Semantic Reference Spaces. A concrete application of this theory is presented, applying the proposed UFO extensions to ground an ontologically founded version of (Onto)UML Datatype classes. A prototype editor of the proposed extension to OntoUML is also presented in order to illustrate the applicability of the ideas discussed here.},
	language = {en},
	urldate = {2018-04-19},
	publisher = {IEEE},
	author = {Albuquerque, Antognoni and Guizzardi, Giancarlo},
	month = may,
	year = {2013},
	pages = {1--12},
}

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