<?xml version="1.0"?>
<dblp>
<article key="journals/cad/HabibS07" mdate="2007-05-10">
<author>Zulfiqar Habib</author>
<author>Manabu Sakai</author>
<title>On PH quintic spirals joining two circles with one circle inside the other.</title>
<pages>125-132</pages>
<year>2007</year>
<volume>39</volume>
<journal>Computer-Aided Design</journal>
<number>2</number>
<ee>http://dx.doi.org/10.1016/j.cad.2006.10.006</ee>
<url>db/journals/cad/cad39.html#HabibS07</url>
</article>
</dblp>
