@InProceedings {DDFS.sww04,
    author = {E. Damiani and S. {De Capitani di Vimercati} and C. Fugazza and P.Samarati},
    booktitle = {1st Italian Semantic Web Workshop},
    title = {Semantics-aware Privacy and Access Control: Motivation and Preliminary Results},
    address = {Ancona, Italy},
    month = {December},
    year = {2004}
}