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Authors: Stefan Vachkov, Nedyalko Valkanov
Journal title: Economics and Management
Journal number: Volume 18 Issue 1
Journal publisher: Faculty of Economics, SWU Neofit Rilski
Published year: 2021
Published pages: 1-18
DOI identifier: 10.37708/em.swu.v18i1.1
ISSN: 2683-1325
 
                             
                             
                            