BOYANOV, P. Content of vol. 25, 2023, Journal Scientific and Applied Research. JOURNAL SCIENTIFIC AND APPLIED RESEARCH, [S. l.], v. 25, n. 1, p. 3, 2023. DOI: 10.46687/jsar.v25i1.375. Disponível em: https://jsar.ftn.shu.bg/index.php/jsar/article/view/375. Acesso em: 19 may. 2024.