1. Aero-Thermo-Mechanics Department, Faculty of Applied Sciences, Université Libre de Bruxelles, 1050 Bruxelles, Belgium
2. Department of Electrotechnics and Measurements, Faculty of Electrical Engineering, Technical University of Cluj-Napoca, 400114 Cluj-Napoca, Romania
3. Surgical Department, University of Oradea, 410073 Oradea, Romania