IEEE Communications Letters
IEEE Communications Letters > 2013 > 17 > 5 > 838 - 840
IEEE Communications Letters > 2013 > 17 > 5 > 852 - 855
IEEE Communications Letters > 2013 > 17 > 5 > 856 - 859
IEEE Communications Letters > 2013 > 17 > 5 > 848 - 851
IEEE Communications Letters > 2013 > 17 > 5 > 908 - 911
IEEE Communications Letters > 2013 > 17 > 5 > 1036 - 1039