Authors
Constantin Anghelache
The Academy of Economic Studies in Bucharest, Artifex University of Bucharest, Bucharest, Romania
Mădălina-Gabriela Anghel
madalinagabriela_anghel@yahoo.com
Artifex University of Bucharest, Bucharest, Romania
Dana Luiza Grigorescu
The Academy of Economic Studies in Bucharest, Bucharest, Romania