“TRIGONOMETRIYA FANINING SHAKLLANISH VA RIVOJLANISH TARIXI” (2026) ZAMONAVIY ILM-FAN VA TADQIQOTLAR: MUAMMO VA YECHIMLAR, 3(5), pp. 205–207. Available at: https://innoworld.net/index.php/ziftmy/article/view/2456 (Accessed: 25 May 2026).