Jens Fiedler Thomas Magedanz Julius Müller Extending an IMS Client with Peer-to-Peer Content Delivery. 197-207 2009 MOBILWARE http://dx.doi.org/10.1007/978-3-642-01802-2_15 conf/mobilware/2009 db/conf/mobilware/mobilware2009.html#FiedlerMM09