<?xml version="1.0"?>
<dblp>
<article key="journals/orl/EngelsM09" mdate="2009-06-22">
<author>Christian Engels</author>
<author>Bodo Manthey</author>
<title>Average-case approximation ratio of the 2-opt algorithm for the TSP.</title>
<pages>83-84</pages>
<year>2009</year>
<volume>37</volume>
<journal>Oper. Res. Lett.</journal>
<number>2</number>
<ee>http://dx.doi.org/10.1016/j.orl.2008.12.002</ee>
<url>db/journals/orl/orl37.html#EngelsM09</url>
</article>
</dblp>
