<?xml version="1.0"?>
<dblp>
<inproceedings key="conf/icail/GovernatoriRRPS07" mdate="2007-08-22">
<author>Guido Governatori</author>
<author>Antonino Rotolo</author>
<author>R&#233;gis Riveret</author>
<author>Monica Palmirani</author>
<author>Giovanni Sartor</author>
<title>Variants of temporal defeasible logics for modelling norm modifications.</title>
<pages>155-159</pages>
<year>2007</year>
<crossref>conf/icail/2007</crossref>
<booktitle>ICAIL</booktitle>
<ee>http://doi.acm.org/10.1145/1276318.1276347</ee>
<url>db/conf/icail/icail2007.html#GovernatoriRRPS07</url>
</inproceedings>
</dblp>
