BOYANOV, P. Content of vol. 28, 2025, Journal Scientific and Applied Research: Content of vol. 28, 2025, Journal Scientific and Applied Research. JOURNAL SCIENTIFIC AND APPLIED RESEARCH, [S. l.], v. 28, n. 1, p. 3–5, 2025. DOI: 10.46687/jsar.v28i1.418. Disponível em: https://jsar.ftn.shu.bg/index.php/jsar/article/view/418. Acesso em: 6 dec. 2025.