Russell, T. (2008). The IP multimedia subsystem (IMS): Session control and other network operations. New York: McGraw-Hill.
Παραπομπή Chicago StyleRussell, Travis. The IP Multimedia Subsystem (IMS): Session Control and Other Network Operations. New York: McGraw-Hill, 2008.
Παραπομπή MLARussell, Travis. The IP Multimedia Subsystem (IMS): Session Control and Other Network Operations. New York: McGraw-Hill, 2008.
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