Muhammad R. Abid Daniel Amyot Stéphane S. Somé Gunter Mussbacher A UML Profile for Goal-Oriented Modeling. 133-148 2009 SDL Forum http://dx.doi.org/10.1007/978-3-642-04554-7_9 conf/sdl/2009 db/conf/sdl/sdl2009.html#AbidASM09