Helvoort , Huub. Van <br/><br/>
Next generation sdh/sonet ,evolution or revolution 

 - ENGLAND  JOHN WILEY  2005 
 - X,240P 
<br/><br/><label>ISBN: </label>0-470-09120-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SYNCHRONOUS DIGITAL HIERARCHY-DATA TRANSMISSION.SONET-DATA TRANSMISSION.SDH
<br/><br/><label>Dewey Class. No.: </label>621.3821 HEL