Usmonov Baxtiyor Zoxirovich, Alimardonov Isroil Dilmurod o’gli, and Atenov Jandarbek Dayrabay o’g’li. 2023. “Ikki O’zgaruvchili Funksiyalarning Aniqlanish Sohasini Topishda Geogebra Va Desmos Amaliy Dasturlarining Imkoniyatlari”. Diversity Research: Journal of Analysis and Trends 1 (3):24-28. https://academiaone.org/index.php/2/article/view/80.