@InBook{OntologiesAndMDA,
  author = {Uwe A{\ss}mann and Steffen Zschaler and Gerd Wagner},
  editor = {Coral Calero and Francisco Ruiz and Mario Piattini},
  booktitle = {Ontologies for Software Engineering and Technology},
 title = {Ontologies, Meta-Models, and the Model-Driven Paradigm},
 publisher =     {Springer},
 year =     2006,
}