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IEEE Communications Letters > 2011 > 15 > 2 > 223 - 225
IEEE Transactions on Vehicular Technology > 2010 > 59 > 8 > 4139 - 4144
IEEE Communications Letters > 2010 > 14 > 7 > 602 - 604
IEEE Communications Letters > 2011 > 15 > 2 > 223 - 225
IEEE Transactions on Vehicular Technology > 2010 > 59 > 8 > 4139 - 4144
IEEE Communications Letters > 2010 > 14 > 7 > 602 - 604