@article{DBLP:journals/compsec/FuchsPS11,
  author    = {Ludwig Fuchs and
               G{\"u}nther Pernul and
               Ravi S. Sandhu},
  title     = {Roles in information security - A survey and classification
               of the research area},
  journal   = {Computers {\&} Security},
  volume    = {30},
  number    = {8},
  year      = {2011},
  pages     = {748-769},
  ee        = {http://dx.doi.org/10.1016/j.cose.2011.08.002},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}