Advances in Conceptual Modeling - Challenging Perspectives : ER 2009 Workshops CoMoL, ETheCoM, FP-UML, MOST-ONISW, QoIS, RIGiM, SeCoGIS, Gramado, Brazil, November 9-12, 2009, Proceedings - Carlos Alberto Heuser, Günther Pernul ((Lecture Notes in Computer Science))