Poikselkä, Miikka <br/><br/>
The IMS :  IP multimedia concepts and services / 
Miikka Poikselkä, Georg Mayer 
 - 3rd ed. 
 - Chichester, West Sussex, U.K. ;  Hoboken, NJ :  Wiley,  c2009 
 - xxviii, 502 p. :  ill. ;  25 cm. 
<br/><br/> Rev. ed. of: IMS / Miikka Poikselka ... [et al.]. 2006 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780470721964 (cloth) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Multimedia communications<br/>Wireless communication systems<br/>Mobile communication systems