P. Frojdh Uwe Horn Markus Kampmann A. Nohlgren M. Westerlund Adaptive streaming within the 3GPP packet-switched streaming service. 34-40 2006 20 IEEE Network 2 http://dx.doi.org/10.1109/MNET.2006.1607894 db/journals/network/network20.html#FrojdhHKNW06