O artykule
Data publikacji: 24 lis 2015
Zakres stron: 192 - 197
DOI: https://doi.org/10.1515/kbo-2015-0031
Słowa kluczowe
© 2015 Sevdalina Dimitrova et al., published by De Gruyter Open
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.
Dimitrova, Sevdalina
Nichev, Nikolay
Stefanov, Nikolay