@InProceedings {dfjl.dbsec2012,
author = {S. {De Capitani di Vimercati} and S. Foresti and S. Jajodia and G. Livraga},
booktitle = {Proc. of the 26th Annual IFIP WG 11.3 Working Conference on Data and Applications Security and Privacy (DBSec 2012)},
title = {Enforcing Subscription-based Authorization Policies in Cloud Scenarios},
address = {Paris, France},
month = {July},
day = {11-13},
year = {2012}
}