Published Online: Apr 06, 2017
Page range: 163 - 166
DOI: https://doi.org/10.1515/auseur-2016-0026
© 2017
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.
Dénes Kiss
Babeş–Bolyai University, Cluj-Napoca, Romania