Safarov A. SA, Abrayev B. AB, Erdonov B. EB. Natural sonlar uchligini oltita tub son yordamida ifodalashlar masalasida kichik yoylar bo’yicha integralni baholash. TDUX. 2025;2(02-2025). Accessed June 30, 2026. https://journals.tersu.uz/index.php/1/article/view/46