@inproceedings{BaggeL13, author = {Anya Helene Bagge and Ralf L{\"a}mmel}, title = "{Walk Your Tree Any Way You Want}", booktitle = "{Proceedings of International Conference on Model Transformtion, ICMT 2013}", publisher = "Springer", series = "LNCS", year = {2013}, note = "16 pages. To appear." }