<?xml version="1.0"?>
<dblp>
<article key="journals/dke/Ling87" mdate="2003-11-27">
<author>Tok Wang Ling</author>
<title>Integrity Constraint Checking in Deductive Databases Using the Prolog Not-Predicate.</title>
<pages>145-168</pages>
<year>1987</year>
<volume>2</volume>
<journal>Data Knowl. Eng.</journal>
<url>db/journals/dke/dke2.html#Ling87</url>
</article>
</dblp>
