<?xml version="1.0"?>
<dblp>
<article key="journals/disopt/MurotaS05" mdate="2009-02-19">
<author>Kazuo Murota</author>
<author>Akiyoshi Shioura</author>
<title>Substitutes and complements in network flows viewed as discrete convexity.</title>
<pages>256-268</pages>
<year>2005</year>
<volume>2</volume>
<journal>Discrete Optimization</journal>
<number>3</number>
<ee>http://dx.doi.org/10.1016/j.disopt.2005.04.002</ee>
<url>db/journals/disopt/disopt2.html#MurotaS05</url>
</article>
</dblp>
