<?xml version="1.0"?>
<dblp>
<article key="journals/toit/FazzingaFP09" mdate="2009-05-08">
<author>Bettina Fazzinga</author>
<author>Sergio Flesca</author>
<author>Andrea Pugliese</author>
<title>Retrieving XML data from heterogeneous sources through vague querying.</title>
<year>2009</year>
<volume>9</volume>
<journal>ACM Trans. Internet Techn.</journal>
<number>2</number>
<ee>http://doi.acm.org/10.1145/1516539.1516542</ee>
<url>db/journals/toit/toit9.html#FazzingaFP09</url>
</article>
</dblp>
