@inbook {,
	title = {Αn Ontology-based Context Management Framework for Context-Aware Ubiquitous Computing Applications},
	booktitle = {Theory and Applications of Ontology (TAO), Michael Healy et al. (Eds.)},
	volume = {2},
	year = {2007},
	publisher = {to be published by Springer},
	organization = {to be published by Springer},
	author = {Christos Goumopoulos and Achilles Kameas}
}
