Xudoyberdiyev Norto‘ra Qobilovich and Karimov Navro‘zbek Abdurasul o‘g‘li (2024) “y= ???? ???? ∗ ???? ???????????? TRIGONOMETRIK FUNKSIYANING YUQORI TARTIBLI HOSILASINI HISOBLOVCHI REKURENT FORMULA MAVJUDMI? ”, TADQIQOTLAR.UZ, 39(4), pp. 75–76. Available at: https://tadqiqotlar.uz/new/article/view/3601 (Accessed: 22 December 2024).