About this article
Published Online: Mar 04, 2015
Page range: 213 - 227
DOI: https://doi.org/10.1515/scr-2015-0006
© by Alin Croitoru
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.
Alin Croitoru
Lucian Blaga University of Sibiu and University of Bucharest (CESMIG), Romania
Adela Elena Popa
Lucian Blaga University of Sibiu, Romania