@Article {DFJPS.TODS2010,
    author = {S. {De Capitani di Vimercati} and S. Foresti and S. Jajodia and S. Paraboschi and P. Samarati},
    title = {Encryption Policies for Regulating Access to Outsourced Data},
    journal = {ACM Transactions on Database Systems (TODS)},
    volume = {35},
    number = {2},
    pages = {12:1-12:46},
    month = {April},
    year = {2010}
}