Miroslav Ponec Sudipta Sengupta Minghua Chen 0001 Jin Li 0001 Philip A. Chou Optimizing Multi-Rate Peer-to-Peer Video Conferencing Applications. 856-868 2011 13 IEEE Trans. Multim. 5 https://doi.org/10.1109/TMM.2011.2161759 db/journals/tmm/tmm13.html#PonecSCLC11