Khusanov Jamshid,Rakhmatullaev Alibek,Berdimurodov Ulugbek,Ergashaeva Feruza Nasrullaevna. “MATHEMATICAL METHODS OF RESEARCH”. International Multidisciplinary Journal for Research & Development 13, no. 03 (March 19, 2026): 492–496. Accessed April 22, 2026. https://www.ijmrd.in/index.php/imjrd/article/view/5343.