Boyanov P. International Editorial Board of vol. 15, 2019, Journal Scientific and Applied Research: International Editorial Board of vol. 15, 2019, Journal Scientific and Applied Research. JSAR [Internet]. 2023 Mar. 21 [cited 2024 Nov. 24];15(1). Available from: https://jsar.ftn.shu.bg/ojs-3.3.0-7/index.php/jsar/article/view/247