@phdthesis{TUW-203931, author = {Langer, Philip}, title = {Adaptable Model Versioning based on Model Transformation By Demonstration}, school = {E188 Institut f{\"u}r Softwaretechnik und Interaktive Systeme}, year = {2011}, url = {http://publik.tuwien.ac.at/files/PubDat_203931.pdf}, keywords = {Model-driven engineering, versioning, model transformation} }