@Article {dfpps-jcs2017,
author = {S. {De Capitani di Vimercati} and S.Foresti and S. Paraboschi and G. Pelosi and P. Samarati},
title = {Enforcing Authorizations while Protecting Access Confidentiality},
journal = {Journal of Computer Security (JCS)},
volume = {26},
number = {2},
pages = {143-175},
month = {January},
year = {2018}
}