À propos de cet article
Publié en ligne: 07 déc. 2021
Pages: 3 - 23
Reçu: 23 mars 2021
Accepté: 23 juil. 2021
DOI: https://doi.org/10.2478/cait-2021-0027
Mots clés
© 2021 Gloria Hristova, published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.
Hristova, Gloria
Department of Statistics and Econometrics, Faculty of Economics and Business Administration, Sofia University “St. Kliment Ohridski”Sofia, Bulgaria