Stephan Grimm Uwe Keller Holger Lausen Gábor Nagypál A Reasoning Framework for Rule-Based WSML. 114-128 2007 conf/esws/2007 ESWC http://dx.doi.org/10.1007/978-3-540-72667-8_10 db/conf/esws/eswc2007.html#GrimmKLN07