Claudia Ermel Karsten Hölscher Sabine Kuske Paul Ziemann Animated Simulation of Integrated UML Behavioral Models Based on Graph Transformation. 125-133 2005 conf/vl/2005 VL/HCC http://doi.ieeecomputersociety.org/10.1109/VLHCC.2005.18 db/conf/vl/vlhcc2005.html#ErmelHKZ05