@Inproceedings\{RudiAraújo_11_2007,
   author = {Rudi Araújo and H. Sofia Pinto},
   title = {Towards Semantics-based Ontology Similarity},
   booktitle = {Ontology Matching Workshop, collocated with ISWC},
   year = {2007},
   month = {November},
}

New Version