Bozhilova-Sakova, M., and I. . Dimitrova. “Genetic Diversity of Calpastatin Gene and Its Association With Some Biochemical Parameters in Sheep”. Journal of BioScience and Biotechnology, vol. 10, no. 2, Dec. 2021, pp. 99-102, https://editorial.uni-plovdiv.bg/index.php/JBB/article/view/366.