“‘Golshteyn Sigirlarning Sut Mahsuldorligiga Tasir Qiluvchi Omillar’”. Journal of Universal Science Research 1, no. 8 (August 16, 2023): 175–180. Accessed November 23, 2024. https://universalpublishings.com/~niverta1/index.php/jusr/article/view/1748.