<?xml version="1.0"?>
<dblp>
<inproceedings key="conf/lics/AkamaBHK04" mdate="2004-07-29">
<author>Yohji Akama</author>
<author>Stefano Berardi</author>
<author>Susumu Hayashi</author>
<author>Ulrich Kohlenbach</author>
<title>An Arithmetical Hierarchy of the Law of Excluded Middle and Related Principles.</title>
<pages>192-201</pages>
<year>2004</year>
<crossref>conf/lics/2004</crossref>
<booktitle>LICS</booktitle>
<ee>http://csdl.computer.org/comp/proceedings/lics/2004/2192/00/21920192abs.htm</ee>
<url>db/conf/lics/lics2004.html#AkamaBHK04</url>
</inproceedings>
</dblp>
