@article{AKS03UML,
  author = "Agrawal, Aditya and Karsai, Gabor and Shi, Feng",
  title = "{A UML-based graph transformation approach for implementing domain-specific model transformations}",
  journal = "International Journal on Software and Systems Modeling",
  year = "2003",
  url = "http://homepage.cs.uri.edu/courses/fall2005/csc509s1/MDA/Agrawal_A_11_0_2003_A_UML_base.pdf",
}