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IEEE Signal Processing Letters > 2015 > 22 > 11 > 2167 - 2171
IEEE Wireless Communications Letters > 2014 > 3 > 1 > 86 - 89
IEEE Transactions on Communications > 2008 > 56 > 7 > 1146 - 1156
IEEE Sensors Journal > 2008 > 8 > 7 > 1375 - 1380