@Incollection{surevetter2006oem, author = "York Sure-Vetter and Christoph Tempich and Denny Vrandecic", booktitle = "Semantic Web Technologies: Trends and Research in Ontology-based Systems", isbn = "0-470-02596-4", publisher = "Wiley, UK", title = "Ontology Engineering Methodologies", year = "2006", }