IEEE Communications Letters
IEEE Communications Letters > 2013 > 17 > 5 > 848 - 851
IEEE Communications Letters > 2013 > 17 > 5 > 826 - 829
IEEE Communications Letters > 2013 > 17 > 5 > 844 - 847
IEEE Communications Letters > 2013 > 17 > 5 > 848 - 851
IEEE Communications Letters > 2013 > 17 > 5 > 826 - 829
IEEE Communications Letters > 2013 > 17 > 5 > 844 - 847