Sexton, Mike, <br/><br/>
Transmission networking :  Sonet and the synchronous digital hierarchy / 
Mike sexton, andy reid 
 - 360 páginas 
 - The artech house telecommunications library .
<br/><br/><label>ISBN: </label>0-89006-551-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sistemas de telecomunicación
<br/><br/><label>LC Class. No.: </label>TK5101  / S49