Media type: E-Article Title: Web Information Systems – WISE 2004: Managing Changes to Virtual Enterprises on the Semantic Web Contributor: Akram, M. S.; Bouguettaya, A. imprint: Springer Berlin Heidelberg, 2004 Published in: Web Information Systems – WISE 2004 Language: Not determined DOI: 10.1007/978-3-540-30480-7_49 ISSN: 0302-9743; 1611-3349 Origination: Footnote: