<?xml version="1.0"?>
<dblp>
<article key="journals/ai/SkiadopoulosK05" mdate="2005-05-06">
<author>Spiros Skiadopoulos</author>
<author>Manolis Koubarakis</author>
<title>On the consistency of cardinal direction constraints.</title>
<pages>91-135</pages>
<year>2005</year>
<volume>163</volume>
<journal>Artif. Intell.</journal>
<number>1</number>
<ee>http://dx.doi.org/10.1016/j.artint.2004.10.010</ee>
<url>db/journals/ai/ai163.html#SkiadopoulosK05</url>
</article>
</dblp>
