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IEEE Transactions on Signal Processing > 2015 > 63 > 23 > 6258 - 6271
IEEE Communications Letters > 2013 > 17 > 12 > 2280 - 2283
IEEE Transactions on Circuits and Systems I: Regular Papers > 2013 > 60 > 3 > 582 - 592
IEEE Communications Letters > 2009 > 13 > 6 > 417 - 419
IEEE Transactions on Wireless Communications > 2009 > 8 > 9 > 4470 - 4475