Poikselka, Miikka The IMS : IP multimedia concepts and services in the mobile domain / Miikka Poikselka, Georg Mayer and Hisham Khartabil - West Sussex : John Wiley, c2004. - xxviii, 419 p. : ill. ; 25 cm. ISBN: 047087113X LCCN: Subjects--Topical Terms: Wireless communication systemsMultimedia systems LC Class. No.: TK5103.2 / .I48 2004 Dewey Class. No.: 621.38212