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Publicado en línea: 29 nov 2019
Páginas: 1021 - 1032
DOI: https://doi.org/10.2478/picbe-2019-0089
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© 2019 Nicolae Al. Pop et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.
Pop, Nicolae Al.
The Bucharest University of Economic StudiesBucharest, Romania
Ott, Cristina-Maria
The Bucharest University of Economic StudiesBucharest, Romania
Simion-Danicescu, Daniela
The Bucharest University of Economic StudiesBucharest, Romania
Todea, Steluța
The Bucharest University of Economic StudiesBucharest, Romania