Model driven architecture : European MDA workshops: foundations and applications, MDAFA 2003 and MDAFA 2004, Twente, The Netherlands, June 26-27, 2003 and Linkoping, Sweden, June 10-11, 2004 : revised selected papers - Assmann, Uwe, 1963-; Akşit, Mehmet, 1953-; Rensink, Arend, 1964- (Lecture notes in computer science ;, 2005)