@InProceedings{Johannes+09,
  author = {Jendrik Johannes and Steffen Zschaler and Miguel A. Fern{\'a}ndez and Antonio Castillo and Dimitrios S. Kolovos and Richard F. Paige},
  title  = {Abstracting Complex Languages through Transformation and Composition},
  pages  = {546--550},
  editor = {Andy Sch{\"u}rr and Bran Selic},
  booktitle = {Proc. Int'l Conf. on Model Driven Engineering Languages and Systems (MoDELS'09)},
  series = {LNCS},
  volume = 5795,
  publisher = {Springer},
  year      = 2009,
}