1. Advanced School of Electrical Engineering, University of Belgrade, Vojvoda Stepa 283, Belgrade, 11000, Serbia
2. Technical Faculty "M. Pupin", University of Novi Sad, Djure Djakovića bb, Zrenjanin, 23000, Serbia
3. Vojvodina Academy of Sciences and Arts, Dunavska 37, Novi Sad, 21000, Serbia