@Article {jcs2008,
    author = {{C.A.} Ardagna and M. Cremonini and S. {De Capitani di Vimercati} and P. Samarati},
    title = {A Privacy-Aware Access Control System},
    journal = {Journal of Computer Security (JCS)},
    volume = {16},
    number = {4},
    pages = {369--392},
    month = {September},
    year = {2008}
}