O’ktamov Sanjar Usubali o’g’li, Xaydarova Kamola Axinjanovna. RAQOBATCHILARNI TAHLIL QILISH: BOZORDAGI RAQOBATNI BAHOLASH. . tadqiqot. 2025;61(6):5-9. Accessed June 25, 2025. https://scientific-jl.com/tad/article/view/12526