<?xml version="1.0"?>
<dblp>
<article key="journals/ipl/Das96" mdate="2003-11-20">
<author>Subrata Kumar Das</author>
<title>Modal Logics in the Theory of Relational Databases.</title>
<pages>1-7</pages>
<year>1996</year>
<volume>57</volume>
<journal>Inf. Process. Lett.</journal>
<number>1</number>
<url>db/journals/ipl/ipl57.html#Das96</url>
<ee>http://dx.doi.org/10.1016/0020-0190(95)00186-7</ee>
</article>
</dblp>
