@inproceedings{DBLP:conf/policy/BonattiO05,
  author    = {Piero A. Bonatti and
               Daniel Olmedilla},
  title     = {Driving and Monitoring Provisional Trust Negotiation with
               Metapolicies.},
  booktitle = {POLICY},
  year      = {2005},
  pages     = {14-23},
  ee        = {http://dx.doi.org/10.1109/POLICY.2005.13},
  crossref  = {DBLP:conf/policy/2005},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

@proceedings{DBLP:conf/policy/2005,
  title     = {6th IEEE International Workshop on Policies for Distributed
               Systems and Networks (POLICY 2005), 6-8 June 2005, Stockholm,
               Sweden},
  booktitle = {POLICY},
  publisher = {IEEE Computer Society},
  year      = {2005},
  isbn      = {0-7695-2265-3},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}