BOYANOV, P. Content of vol. 8, 2015, Journal Scientific and Applied Research: Content of vol. 8, 2015, Journal Scientific and Applied Research. JOURNAL SCIENTIFIC AND APPLIED RESEARCH, [S. l.], v. 8, n. 1, 2023. DOI: 10.46687/jsar.v8i1.170. Disponível em: https://jsar.ftn.shu.bg/index.php/jsar/article/view/170. Acesso em: 21 nov. 2024.