Zhi Yu Weiling Wu A Novel Space-Frequency Coding Algorithm Suited for Frequency-Selective Fading Channels. 42-46 2005 conf/conielecomp/2005 CONIELECOMP http://csdl.computer.org/comp/proceedings/conielecomp/2005/2283/00/22830042abs.htm db/conf/conielecomp/conielecomp2005.html#YuW05