CramptonMW06'

@inproceedings{DBLP:conf/csfw/CramptonMW06,
  author    = {Jason Crampton and
               Keith M. Martin and
               Peter R. Wild},
  title     = {On Key Assignment for Hierarchical Access Control},
  booktitle = {CSFW},
  year      = {2006},
  pages     = {98-111},
  ee        = {http://doi.ieeecomputersociety.org/10.1109/CSFW.2006.20},
  crossref  = {DBLP:conf/csfw/2006},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

@proceedings{DBLP:conf/csfw/2006,
  title     = {19th IEEE Computer Security Foundations Workshop, (CSFW-19
               2006), 5-7 July 2006, Venice, Italy},
  booktitle = {CSFW},
  publisher = {IEEE Computer Society},
  year      = {2006},
  isbn      = {0-7695-2615-2},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}