TY - CHAP T1 - OWLGrEd: a UML style graphical editor for OWL AU - Barzdins, J. AU - Barzdins, G. AU - Cerans, K. AU - Liepins, R. AU - Sprogis, A. TI - Proceedings of the Workshop on Ontology Repositories and Editors for the Semantic Web PY - 2010 UR - http://ceur-ws.org/Vol-596/paper-05.pdf ER -