@Article{handschuh2006safkmraasotsota, author = "Siegfried Handschuh and Philipp Cimiano and Fabio Ciravegna and Enrico Motta and Jos{\'e} Iria and Victoria Uren and Maria Vargas-Vera", journal = "Journal of Web Semantics: Science, Services and Agents on the World Wide Web", number = "4", pages = "14-28", publisher = "Elsevier", title = "Semantic Annotation for Knowledge Management: Requirements and a Survey of the State of the Art", year = "2006", }