<?xml version="1.0"?>
<dblp>
<article key="journals/cor/PitakasoADH07" mdate="2008-03-04">
<author>Rapeepan Pitakaso</author>
<author>Christian Almeder</author>
<author>Karl F. Doerner</author>
<author>Richard F. Hartl</author>
<title>A MAX-MIN ant system for unconstrained multi-level lot-sizing problems.</title>
<pages>2533-2552</pages>
<year>2007</year>
<volume>34</volume>
<journal>Computers &amp; OR</journal>
<number>9</number>
<ee>http://dx.doi.org/10.1016/j.cor.2005.09.022</ee>
<url>db/journals/cor/cor34.html#PitakasoADH07</url>
</article>
</dblp>
