@inproceedings{JMVS04,
  author        = {H. L. Jonker and S. Mauw and J. H. S. Verschuren and A. T. S. C. Schoonen},
  title         = {Security Aspects of {DRM} Systems},
  booktitle     = {25th Symposium on Information Theory in the BeNeLux},
  publisher     = {Werkgemeenschap voor Informatie- en Communicatietheorie},
  month         = {June},
  year          = {2004},
  address       = {Kerkrade, The Netherlands},
  editor        = {R. Pellikaan},
  pages         = {169--176}
}