title: an authorization system for digital libraries e ferrari , n adam , v atluri , e bertino , u capuozzo 2002. authors: nan. venue: vldb j.. year: nan
title: an authorization system for digital libraries e ferrari , nr adam , v atluri , e bertino , u 2002.0. authors: nan. venue: the vldb journal the international journal on very large & hellip ; ,. year: nan