“TRIGONOMETRIK TENGLAMALARNI YECHISH USULLARI” (2024) ZAMONAVIY TA’LIM TIZIMINI RIVOJLANTIRISH VA UNGA QARATILGAN KREATIV G’OYALAR, TAKLIFLAR VA YECHIMLAR, 7(71), pp. 5–7. Available at: https://uzconferences.org/index.php/uzconf/article/view/9 (Accessed: 23 August 2025).