Maxmudov A’zam Qudratovich, Mamaraimov Bekzod Qodirovich. TRIGONOMETRIK TENGLAMALARNI YECHISH USULLARI . PED [Internet]. 2023 Jun. 15 [cited 2024 Sep. 8];35(4):54-7. Available from: http://pedagoglar.uz/index.php/ped/article/view/5334