<?xml version="1.0"?>
<dblp>
<article key="journals/acta/Walther04" mdate="2004-03-03">
<author>Andrea Walther</author>
<title>Program reversals for evolutions with non-uniform step costs.</title>
<pages>235-263</pages>
<year>2004</year>
<volume>40</volume>
<journal>Acta Inf.</journal>
<number>4</number>
<ee>http://dx.doi.org/10.1007/s00236-003-0131-x</ee>
<url>db/journals/acta/acta40.html#Walther04</url>
</article>
</dblp>
