Jin-Sung Kim Chun-Sik Yoo Mi-Kyung Lee Yong-Sung Kim Object Modeling of RDF Schema for Converting UML Class Diagram. 31-41 2005 conf/iccsa/2005-2 ICCSA (2) http://dx.doi.org/10.1007/11424826_4 db/conf/iccsa/iccsa2005-2.html#KimYLK05