@InProceedings {cdfls-dbsec2011,
    author = {V. Ciriani and S. {De Capitani di Vimercati} and S. Foresti and G. Livraga and P. Samarati},
    booktitle = {Proc. of the 25th Annual IFIP WG 11.3 Conference on Data and Applications Security and Privacy (DBSec 2011)},
    title = {Enforcing Confidentiality and Data Visibility Constraints: An OBDD Approach},
    address = {Richmond, VA, USA},
    month = {July},
    day = {11-13},
    year = {2011}
}