<?xml version="1.0"?>
<dblp>
<article key="journals/appml/ZhangL08" mdate="2008-08-21">
<author>Xia Zhang</author>
<author>Guizhen Liu</author>
<title>Some graphs of class 1 for f-colorings.</title>
<pages>23-29</pages>
<year>2008</year>
<volume>21</volume>
<journal>Appl. Math. Lett.</journal>
<number>1</number>
<ee>http://dx.doi.org/10.1016/j.aml.2007.02.009</ee>
<url>db/journals/appml/appml21.html#ZhangL08</url>
</article>
</dblp>
