Shi Jin Matthew R. McKay Kai-Kit Wong Xiqi Gao Performance Analysis of Rayleigh-Product MIMO Channels with Optimal Beamforming. 1265-1270 2008 ICC http://dx.doi.org/10.1109/ICC.2008.246 conf/icc/2008 db/conf/icc/icc2008.html#JinMWG08