Usmonov Baxtiyor Zoxirovich, Alimardonov Isroil Dilmurod o’gli, and Atenov Jandarbek Dayrabay o’g’li. “Ikki O’zgaruvchili Funksiyalarning Aniqlanish Sohasini Topishda Geogebra Va Desmos Amaliy Dasturlarining Imkoniyatlari”. Diversity Research: Journal of Analysis and Trends 1, no. 3 (June 8, 2023): 24–28. Accessed January 10, 2025. https://academiaone.org/index.php/2/article/view/80.