Yicheng Huang Jari Korhonen Ye Wang Optimization of source and channel coding for voice over IP. 173-176 2005 conf/icmcs/2005 ICME http://doi.ieeecomputersociety.org/10.1109/ICME.2005.1521388 db/conf/icmcs/icme2005.html#HuangKW05