Nuno Jardim Nunes Bran Selic Alberto Rodrigues da Silva José Ambrosio Toval Álvarez UML Modeling Languages and Applications, «UML» 2004 Satellite Activities, Lisbon, Portugal, October 11-15, 2004, Revised Selected Papers 3297 2005 3-540-25081-6 UML Satellite Activities Lecture Notes in Computer Science Springer db/conf/uml/ml2004.html