TY - CONF AU - Engels, Gregor AU - Kleppe, Anneke AU - Rensink, Arend AU - Semenyak, Maria AU - Soltenborn, Christian AU - Wehrheim, Heike ED - Schieferdecker, Ina ED - Hartman, Alan ID - 3207 T2 - Model Driven Architecture - Foundations and Applications, 4th European Conference, {ECMDA-FA} 2008, Berlin, Germany, June 9-13, 2008. Proceedings TI - From {UML} Activities to {TAAL} - Towards Behaviour-Preserving Model Transformations ER -