<?xml version="1.0"?>
<dblp>
<article key="journals/cgf/BittnerWPP04" mdate="2012-04-14">
<author>Jir&#237; Bittner</author>
<author>Michael Wimmer</author>
<author>Harald Piringer</author>
<author>Werner Purgathofer</author>
<title>Coherent Hierarchical Culling: Hardware Occlusion Queries Made Useful.</title>
<pages>615-624</pages>
<year>2004</year>
<volume>23</volume>
<journal>Comput. Graph. Forum</journal>
<number>3</number>
<ee>http://dx.doi.org/10.1111/j.1467-8659.2004.00793.x</ee>
<url>db/journals/cgf/cgf23.html#BittnerWPP04</url>
</article>
</dblp>
