<?xml version="1.0"?>
<dblp>
<article key="journals/is/HeuserPR93" mdate="2003-11-27">
<author>Carlos A. Heuser</author>
<author>Eduardo Meira Peres</author>
<author>Gernot Richter</author>
<title>Towards a complete conceptual model: Petri nets and entity-relationship diagrams.</title>
<pages>275-298</pages>
<year>1993</year>
<volume>18</volume>
<journal>Inf. Syst.</journal>
<number>5</number>
<url>db/journals/is/is18.html#HeuserPR93</url>
</article>
</dblp>
