<?xml version="1.0"?>
<dblp>
<article key="journals/japll/BurhansS07" mdate="2007-05-09">
<author>Debra T. Burhans</author>
<author>Stuart C. Shapiro</author>
<title>Defining answer classes using resolution refutation.</title>
<pages>70-91</pages>
<year>2007</year>
<volume>5</volume>
<journal>J. Applied Logic</journal>
<number>1</number>
<ee>http://dx.doi.org/10.1016/j.jal.2005.12.004</ee>
<url>db/journals/japll/japll5.html#BurhansS07</url>
</article>
</dblp>
