1. The Electrical Engineering Graduate ProgrammeFederal University of Minas Gerais (UFMG)Belo HorizonteBrazil
2. Department of Mechanical EngineeringFederal University of Minas Gerais (UFMG)Belo HorizonteBrazil
3. Department of Electronic EngineeringFederal University of Minas Gerais (UFMG)Belo HorizonteBrazil