Chandranath R. N. Athaudage Masato Saito Jamie Evans Capacity of OFDM systems in Nakagami-m fading channels: The role of channel frequency selectivity. 1-4 2008 PIMRC http://dx.doi.org/10.1109/PIMRC.2008.4699716 conf/pimrc/2008 db/conf/pimrc/pimrc2008.html#AthaudageSE08