<?xml version="1.0"?>
<dblp>
<article key="journals/amai/Strassen94" mdate="2004-01-14">
<author>Tyko Stra&#223;en</author>
<title>Syntactical Models and Fixed Points for the Basic Logic of Proofs.</title>
<pages>291-322</pages>
<year>1994</year>
<volume>12</volume>
<journal>Ann. Math. Artif. Intell.</journal>
<number>3-4</number>
<url>db/journals/amai/amai12.html#Strassen94</url>
</article>
</dblp>
