<?xml version="1.0"?>
<dblp>
<article key="journals/jar/JonghHL91" mdate="2004-02-04">
<author>Dick De Jongh</author>
<author>Lex Hendriks</author>
<author>Gerard R. Renardel de Lavalette</author>
<title>Computations in Fragments of Intuitionistic Propositional Logic.</title>
<pages>537-561</pages>
<year>1991</year>
<volume>7</volume>
<journal>J. Autom. Reasoning</journal>
<number>4</number>
<url>db/journals/jar/jar7.html#JonghHL91</url>
</article>
</dblp>
