<?xml version="1.0"?>
<dblp>
<article key="journals/jal/GuptaLW83" mdate="2002-01-03">
<author>U. I. Gupta</author>
<author>D. T. Lee</author>
<author>C. K. Wong</author>
<title>Ranking and Unranking of B-Trees.</title>
<pages>51-60</pages>
<year>1983</year>
<volume>4</volume>
<journal>J. Algorithms</journal>
<number>1</number>
<url>db/journals/jal/jal4.html#GuptaLW83</url>
</article>
</dblp>
