@InProceedings {dfjps-privdb2013,
    author = {S. {De Capitani di Vimercati} and S. Foresti and S. Jajodia and S. Paraboschi and P. Samarati},
    booktitle = {Proc. of the 1st International Workshop on Privacy-Preserving Data Publication and Analysis (PrivDB 2013)},
    title = {On Information Leakage by Indexes over Data Fragments},
    address = {Brisbane, Australia},
    month = {April},
    day = {8},
    year = {2013}
}