@inproceedings{DBLP:conf/esws/BrockmansHHS06, author = {Brockmans, Saartje and Haase, Peter and Hitzler, Pascal and Studer, Rudi}, bibsource = {DBLP, http://dblp.uni-trier.de}, booktitle = {ESWC}, crossref = {DBLP:conf/esws/2006}, ee = {http://dx.doi.org/10.1007/11762256_24}, interhash = {16e5712dd53a1004e2a25db6c68f73d7}, intrahash = {0f4f34426e844296c44471d3bf809750}, pages = {303-316}, title = {A Metamodel and UML Profile for Rule-Extended OWL DL Ontologies.}, year = 2006 }