Valentin Crettaz Mohamed Mancona Kandé Shane Sendall Alfred Strohmeier Integrating the ConcernBASE Approach with SADL. 166-181 2001 conf/uml/2001 UML http://link.springer.de/link/service/series/0558/bibs/2185/21850166.htm db/conf/uml/uml2001.html#CrettazKSS01