IEEE Communications Letters
IEEE Communications Letters > 2012 > 16 > 6 > 838 - 841
IEEE Communications Letters > 2012 > 16 > 8 > 1240 - 1243
IEEE Communications Letters > 2012 > 16 > 9 > 1442 - 1445
IEEE Communications Letters > 2012 > 16 > 6 > 838 - 841
IEEE Communications Letters > 2012 > 16 > 8 > 1240 - 1243
IEEE Communications Letters > 2012 > 16 > 9 > 1442 - 1445