Boyanov P. Content of vol. 9, 2016, Journal Scientific and Applied Research: Content of vol. 9, 2016, Journal Scientific and Applied Research. JSAR [Internet]. 2023 Mar. 17 [cited 2024 Nov. 24];9(1):3-4. Available from: https://jsar.ftn.shu.bg/index.php/jsar/article/view/182