<?xml version="1.0"?>
<dblp>
<article key="journals/jsyml/CzelakowskiD99" mdate="2007-12-18">
<author>Janusz Czelakowski</author>
<author>Wieslaw Dziobiak</author>
<title>Deduction Theorems Within RM and Its Extensions.</title>
<pages>279-290</pages>
<year>1999</year>
<volume>64</volume>
<journal>J. Symb. Log.</journal>
<number>1</number>
<url>db/journals/jsyml/jsyml64.html#CzelakowskiD99</url>
</article>
</dblp>
