Eftimie Murgu University (UEM) of Resita, Eftimie Murgu University (UEM) of Resita, National School of Political and Administrative Studies, Eftimie Murgu University (UEM) of Resita, Eftimie Murgu University (UEM) of Resita, National Academy of Statistics, Accounting and Auditing, University of Lodz, University of Finance and Management, University of Pitesti, University of Pitesti, National University of Political Studies and Public Administration (NSPSPA), Ovidius University of Constanţa, Ovidius University of Constanţa and Ovidius University of Constanţa