<?xml version="1.0"?>
<dblp>
<article key="journals/siamcomp/CaiGHHSWW89" mdate="2004-03-29">
<author>Jin-yi Cai</author>
<author>Thomas Gundermann</author>
<author>Juris Hartmanis</author>
<author>Lane A. Hemachandra</author>
<author>Vivian Sewelson</author>
<author>Klaus W. Wagner</author>
<author>Gerd Wechsung</author>
<title>The Boolean Hierarchy II: Applications.</title>
<pages>95-111</pages>
<year>1989</year>
<volume>18</volume>
<journal>SIAM J. Comput.</journal>
<number>1</number>
<url>db/journals/siamcomp/siamcomp18.html#CaiGHHSWW89</url>
</article>
</dblp>
