@inproceedings{DBLP:conf/rbac/LongstaffLT00,
author = {Jim J. Longstaff and
Mike A. Lockyer and
M. G. Thick},
title = {A model of accountability, confidentiality and override
for healthcare and other applications},
booktitle = {ACM Workshop on Role-Based Access Control},
year = {2000},
pages = {71-76},
ee = {http://doi.acm.org/10.1145/344287.344304},
bibsource = {DBLP, http://dblp.uni-trier.de}
}