1. University of Oradea,Department of Electrical Engineering, Electrical Engineering and Information Technology Faculty,Oradea,Romania
2. National Geothermal Research Center Technology Transfer Center, NGRC-TTC University of Oradea,Oradea,Romania
3. University of Oradea,Department of Electronics and Telecommunications, Electrical Engineering and Information Technology Faculty,Oradea,Romania
4. University of Oradea,Department of Computers and Information Technology, Electrical Engineering and Information Technology Faculty,Oradea,Romania
5. University of Debrecen,Faculty of Informatics,Department of Computer Science and Library and Information Science,Debrecen,Hungary