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IEEE Transactions on Communications > 2009 > 57 > 5 > 1381 - 1389
IEEE Journal on Selected Areas in Communications > 2009 > 27 > 2 > 226 - 234
IEEE Communications Letters > 2009 > 13 > 1 > 16 - 18
IEEE Transactions on Wireless Communications > 2009 > 8 > 1 > 288 - 296