Shaolei Ren Fangwen Fu Mihaela van der Schaar Traffic-Dependent Pricing for Delay-Sensitive Multimedia Networks. 1-6 2011 GLOBECOM https://doi.org/10.1109/GLOCOM.2011.6133641 conf/globecom/2011 db/conf/globecom/globecom2011.html#RenFS11