Delegation logic: A logic-based approach to distributed authorization

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\begin{bibtex} @article{DBLP:journals/tissec/LiGF03,

 author    = {Ninghui Li and
              Benjamin N. Grosof and
              Joan Feigenbaum},
 title     = {Delegation logic: A logic-based approach to distributed
              authorization},
 journal   = {ACM Trans. Inf. Syst. Secur.},
 volume    = {6},
 number    = {1},
 year      = {2003},
 pages     = {128-171},
 ee        = {http://doi.acm.org/10.1145/605434.605438},
 bibsource = {DBLP, http://dblp.uni-trier.de}

}

\end{bibtex}