Fensel, Dieter. <br/><br/>
Enabling semantic web services :  the web service modeling ontology / 
Dieter Fensel, Holger Lausen, Axel Polleres. 
 - 1st ed. 
 - New York :  Springer,  2006. 
 - p. cm. 
<br/><br/><label>ISBN: </label>9783540345190 (hardcover : alk. paper)