BEKMURODOVA NAFISA IZZATOVNA, “MUHANDISLIK MASALALARINI YECHISHDA TRIGONOMETRIK FUNKSIYALARNING ROLI ”, journal, vol. 89, no. 1, pp. 175–179, Jun. 2026, Accessed: Sep. 21, 2026. [Online]. Available: http://journalss.org/index.php/tad/article/view/35132