Presence and event notification in UMTS IP multimedia subsystem
2010 ◽
Vol 56
(2)
◽
pp. 117-124
◽
Keyword(s):
Keyword(s):
2013 ◽
Vol 4
(4)
◽
pp. 183-198
◽
2010 ◽
Vol 3
(2-3)
◽
pp. 185-206
◽