BibTex format
@inproceedings{Lupu:1997,
author = {Lupu, EC and Sloman, MS},
pages = {135--141},
title = {Reconciling role based management and role based access control},
url = {http://pubs.doc.ic.ac.uk/rbac97-role-based-control/rbac97-role-based-control.pdf},
year = {1997}
}