<?xml version="1.0"?>
<dblp>
<inproceedings key="conf/ccs/NiBL09" mdate="2009-05-06">
<author>Qun Ni</author>
<author>Elisa Bertino</author>
<author>Jorge Lobo</author>
<title>D-algebra for composing access control policy decisions.</title>
<pages>298-309</pages>
<year>2009</year>
<booktitle>ASIACCS</booktitle>
<ee>http://doi.acm.org/10.1145/1533057.1533097</ee>
<crossref>conf/ccs/2009asia</crossref>
<url>db/conf/ccs/asiaccs2009.html#NiBL09</url>
</inproceedings>
</dblp>
