<?xml version="1.0"?>
<dblp>
<article key="journals/engl/ItaLC07" mdate="2009-11-28">
<author>Guillermo De Ita Luna</author>
<author>Pedro Bello L&#243;pez</author>
<author>Meliza Contreras Gonz&#225;lez</author>
<title>New Polynomial Classes for #2SAT Established Via Graph-Topological Structure.</title>
<pages>250-258</pages>
<year>2007</year>
<volume>15</volume>
<journal>Engineering Letters</journal>
<number>2</number>
<ee>http://www.engineeringletters.com/issues_v15/issue_2/EL_15_2_11.pdf</ee>
<url>db/journals/engl/engl15.html#ItaLC07</url>
</article>
</dblp>
