Multimedia group communication push-to-talk over cellular, presence and list management concepts and applications Bằng Rebeiro-Hargrave, Andrew, Viamonte Sole, David

Available for University of the Philippines Diliman College of Engineering via IEEE Xplore. Click here to access
Also available remotely for University of the Philippines Diliman College of Engineering via IEEE Xplore. Click here to access thru EZproxy