<?xml version="1.0"?>
<dblp>
<article key="journals/tcs/FortnowFGKKSS98" mdate="2003-11-19">
<author>Lance Fortnow</author>
<author>Rusins Freivalds</author>
<author>William I. Gasarch</author>
<author>Martin Kummer</author>
<author>Stuart A. Kurtz</author>
<author>Carl H. Smith</author>
<author>Frank Stephan</author>
<title>On the Relative Sizes of Learnable Sets.</title>
<pages>139-156</pages>
<year>1998</year>
<volume>197</volume>
<journal>Theor. Comput. Sci.</journal>
<number>1-2</number>
<url>db/journals/tcs/tcs197.html#FortnowFGKKSS98</url>
<ee>http://dx.doi.org/10.1016/S0304-3975(97)00175-8</ee>
</article>
</dblp>
