IEEE Communications Magazine
IEEE Communications Magazine > 2008 > 46 > 9 > 76 - 83
IEEE Communications Magazine > 2008 > 46 > 12 > 86 - 91
IEEE Communications Magazine > 2009 > 47 > 3 > 103 - 109
IEEE Communications Magazine > 2010 > 48 > 5 > 94 - 102
IEEE Communications Magazine > 2015 > 53 > 7 > 192 - 200