M.K. Mamadjanova, et al. “UMUMIY O’RTA TA’LIM MAKTABI MATEMATIKA KURSIDA HOSILA TUSHUNCHASI ”. TADQIQOTLAR.UZ, vol. 50, no. 3, Nov. 2024, pp. 8-10, https://scientific-jl.org/tad/article/view/2977.