@article{TUW-177366, author = {Altmanninger, Kerstin and Seidl, Martina and Wimmer, Manuel}, title = {A survey on model versioning approaches}, journal = {International Journal of Web Information Systems (IJWIS)}, year = {2009}, volume = {5}, number = {3}, pages = {271--304}, doi = {10.1108/17440080910983556} }