<?xml version="1.0"?>
<dblp>
<article key="journals/aaecc/AptMP94" mdate="2003-12-01">
<author>Krzysztof R. Apt</author>
<author>Elena Marchiori</author>
<author>Catuscia Palamidessi</author>
<title>A Declarative Approach for First-Order Built-in's of Prolog.</title>
<pages>159-191</pages>
<year>1994</year>
<volume>5</volume>
<journal>Appl. Algebra Eng. Commun. Comput.</journal>
<url>db/journals/aaecc/aaecc5.html#AptMP94</url>
</article>
</dblp>
