About this article
Published Online: Jul 27, 2020
Page range: 868 - 877
DOI: https://doi.org/10.2478/picbe-2020-0083
Keywords
© 2020 Radu Isaic et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.
Isaic, Radu
Bucharest University of Economic StudiesBucharest, Romania
Păun, Cristian
Bucharest University of Economic StudiesBucharest, Romania