@inbook{,
	author          = {M. Krijgsman, W. Hofman, G.J. Houben},
	title           = {Social Web Ontology for Public Services},
	chapter         = {Case Studies in e-Government 2.0},
	publisher       = {Springer},
	year            = {2015},
	editor          = {I. Boughzala, M. Janssen, S. Assar},
	pages           = {199-215},
	group           = {WIS}
}