<?xml version="1.0"?>
<dblp>
<article key="journals/tods/LiC01" mdate="2003-11-19">
<author>Chen Li</author>
<author>Edward Y. Chang</author>
<title>Answering queries with useful bindings.</title>
<pages>313-343</pages>
<year>2001</year>
<volume>26</volume>
<journal>ACM Trans. Database Syst.</journal>
<number>3</number>
<ee>http://doi.acm.org/10.1145/502030.502032</ee>
<url>db/journals/tods/tods26.html#LiC01</url>
</article>
</dblp>
