Ovidius University of Constanţa, Ovidius University of Constanţa, Ovidius University of Constanţa, Valahia University of Targoviste, Valahia University of Targoviste, National School of Political and Administrative Studies, Bucharest Academy of Economic Studies, Bucharest Academy of Economic Studies, National University of Political Studies and Public Administration (NSPSPA), Valahia University of Targoviste, University Constantin Brancusi of Targu-Jiu, Government of Romania”Titu Maiorescu” University of Bucharest, University of Bucharest, University of Bucharest, University of Bucharest, University of Bucharest, University of Bucharest, Valahia University of Targoviste, Valahia University of Targoviste, Valahia University of Targoviste and Valahia University of Targoviste

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