IEEE Communications Magazine
IEEE Communications Magazine > 2009 > 47 > 2 > 111 - 117
IEEE Communications Magazine > 2012 > 50 > 11 > 108 - 120
IEEE Communications Magazine > 2014 > 52 > 3 > 114 - 120
IEEE Communications Magazine > 2014 > 52 > 7 > 14 - 20
IEEE Communications Magazine > 2015 > 53 > 5 > 52 - 59
IEEE Communications Magazine > 2015 > 53 > 7 > 126 - 133
IEEE Communications Magazine > 2015 > 53 > 7 > 100 - 108