Boyanov, Petar. “Content of Vol. 23, 2022, Journal Scientific and Applied Research: Content of Vol. 23, 2022, Journal Scientific and Applied Research”. JOURNAL SCIENTIFIC AND APPLIED RESEARCH 23, no. 1 (March 26, 2023): 3. Accessed November 23, 2024. https://jsar.ftn.shu.bg/index.php/jsar/article/view/348.