O. M. Namozov, M. M. Karimov, U. K. Inogamov, and T. M. Babaev. “Obtaining Polypeptides and Studying Their Biological Activity”. American Journal of Pediatric Medicine and Health Sciences (2993-2149), vol. 1, no. 9, Nov. 2023, pp. 1-6, https://grnjournal.us/index.php/AJPMHS/article/view/1203.