@conference{hendrix5,
  title = "Defining adaptation in a generic multi layer model: CAM: The GRAPPLE Conceptual Adaptation Model",
  author = "M. Hendrix and P. De Bra and M. Pechenizkiy and D. Smits and A. I. Cristea",
  year = 2008,
  booktitle = "Converging from differnet backgrounds proceedings of  Third European Conference on Technology Enhanced Learning ECTEL 2008",
  publisher = "Springer LNCS",
  url = "files/mh-pdb-acr-mp-ds-ectel2008.pdf",
  keywords = "GRAPPLE project and ALS project and Published during PhD at Warwick",
  series = "Proc. of Third European Conference on Technology Enhanced Learning",
  doi = "10.1007/978-3-540-87605-2_16"
}