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ISSN 0201–7385
ISSN 0130–0113
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ISSN 0201–7385
ISSN 0130–0113
About
About
General information
Journal's development concept
Open Access Policy
Topics of publications
About the editor
Indexing
Contacts
Editorial Board
Editorial Board
Editor-in-Chief
Editorial stuff
International editorial board
Ethics
Editorial policy
Issues
Issues
Issues
All Articles
Articles by Authors
Author Center
Author Center
Requirements for materials
Reviewing
Search
Search
Main
Authors
Daniil Vasiliev Vlchev
Daniil Vasiliev Vlchev
Daniil V. Vlchev
Sofia University, Bulgaria
Publications
