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IEEE Latin America Transactions > 2011 > 9 > 2 > 219 - 230
IEEE Journal on Selected Areas in Communications > 2011 > 29 > 5 > 938 - 950
IEEE Latin America Transactions > 2011 > 9 > 2 > 219 - 230
IEEE Journal on Selected Areas in Communications > 2011 > 29 > 5 > 938 - 950