Chronicle
Authors:
Veselina
Petrova
St. Cyril and St. Methodius University of Veliko Tarnovo, Bulgaria
Pages:
125-
127
Abstract:
Keywords:
Download
823 downloads since 1.2.2018 г.
Portugal
/
Cote D'Ivoire
/
United Kingdom
/
United States
/
Germany
/
NA
/
Russian Federation
/
China
/
Bulgaria
/
Ukraine