1. Department of Finance-Accounting, Faculty of Economic Sciences, University of Oradea, Oradea, Romania
2. Department of Economics and Business, Faculty of Economic Sciences, University of Oradea, Oradea, Romania
3. Department of Energy Engineering, Faculty of Energy Engineering and Industrial Management, University of Oradea, Oradea, Romania
4. Faculty of Medicine and Pharmacy, University of Oradea, Oradea, Romania