@phdthesis{TUW-141769, author = {Murzek, Marion}, title = {The Model Morphing Approach - Horizontal Transformation of Business Process Models}, school = {Institut f{\"u}r Softwaretechnik und Interaktive Systeme}, year = {2008}, url = {http://publik.tuwien.ac.at/files/pub-inf_5400.pdf} }