@misc {IOPORT.70364641,
    author       = {Br\'ezillon, Patrick and Most\'efaoui, Ghita Kouadri},
    title        = {Context-based security policies: A new modeling approach},
    howpublished = {PerCom Workshops, 154-158 (2004).},
    year         = {2004},
    identifier   = {70364641},
}