Fayzidinova Shahlo Ergashovna (2025) “TRIGONOMETRIK TENGLAMALARNI ISHLASHDA E’TIBORGA OLINADIGAN XOSSALAR”, World Scientific Research Journal, 44(1), pp. 448–449. Available at: http://journalss.org/index.php/wsrj/article/view/3631 (Accessed: 30 October 2025).