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IEEE Internet of Things Journal > 2014 > 1 > 4 > 289 - 299
2011 15th Panhellenic Conference on Informatics > 117 - 121
IEEE Communications Letters > 2011 > 15 > 3 > 358 - 360
2008 Congress on Image and Signal Processing > 4 > 23 - 27
IEEE Vehicular Technology Magazine > 2007 > 2 > 4 > 33 - 39