Authors
Luminiţa Nicolescu
The Bucharest University of Economic Studies,, Bucharest, Romania
Florentin Gabriel Tudorache
The Bucharest University of Economic Studies,, Bucharest, Romania
© 2018 Luminiţa Nicolescu, Florentin Gabriel Tudorache, published by Bucharest University of Economic Studies
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.