<?xml version="1.0"?>
<dblp>
<article key="journals/tcs/IbarraP06" mdate="2006-11-21">
<author>Oscar H. Ibarra</author>
<author>Gheorghe Paun</author>
<title>Characterizations of context-sensitive languages and other language classes in terms of symport/antiport P systems.</title>
<pages>88-103</pages>
<year>2006</year>
<volume>358</volume>
<journal>Theor. Comput. Sci.</journal>
<number>1</number>
<ee>http://dx.doi.org/10.1016/j.tcs.2006.03.003</ee>
<url>db/journals/tcs/tcs358.html#IbarraP06</url>
</article>
</dblp>
