Bekkers, Rudi. <br/><br/>
Mobile Telecommunications Standards  GSM, UMTS, TETRA, and ERMES  

 - Boston  Artech House  2001 
 - xvi+627p.,23X16Cms. 
<br/><br/><label>ISBN: </label>1580532500 
<br/><br/><label>Dewey Class. No.: </label>621.382 B424