Dominguez-Martin <br/><br/>
The Discrete Ordered Median Problem 

 - 1st 
 - New York  Kluwer  2003 
 - 219p 
<br/><br/><label>ISBN: </label>9781402076022  RS 8069.19 
<br/><br/><label>Dewey Class. No.: </label>519.72 MAR