<?xml version="1.0"?>
<dblp>
<article key="journals/acta/Orman97" mdate="2003-11-25">
<author>Levent V. Orman</author>
<title>Relational Database Constraints as Counterexamples.</title>
<pages>167-189</pages>
<year>1997</year>
<volume>34</volume>
<journal>Acta Inf.</journal>
<number>3</number>
<url>db/journals/acta/acta34.html#Orman97</url>
</article>
</dblp>
