@inproceedings{inproceedings, title = {{The Structure of Permissions: A Normative Framework for Access Rights.}}, publisher = {{North-Holland}}, url = {{http://www.informatik.uni-trier.de/~ley/db/conf/dbsec/dbsec91.html }}, year = {{1991}}, month = {{1}}, author = {{Morris P and McDermid JA}}, volume = {{A-6}}, journal = {{DBSec}}, pages = {{77-97}}, note = {{Accessed on 2025/07/18}}}