Ro’ziqulova Z.U. “САМАРҚАНД ВИЛОЯТИ ХУДУДИДА БИОХАВФСИЗЛИК МУАММОЛАРИ”. Ta’lim innovatsiyasi va integratsiyasi 10, no. 5 (December 10, 2023): 267–286. Accessed November 13, 2024. http://web-journal.ru/index.php/ilmiy/article/view/1869.