<?xml version="1.0"?>
<dblp>
<article key="journals/jsyml/Muraki99" mdate="2003-11-20">
<author>Hisato Muraki</author>
<title>Non-Distributive Upper Semilattice of Kleene Degrees.</title>
<pages>147-158</pages>
<year>1999</year>
<volume>64</volume>
<journal>J. Symb. Log.</journal>
<number>1</number>
<url>db/journals/jsyml/jsyml64.html#Muraki99</url>
</article>
</dblp>
