MAMUROV, Egamnazar, and Abdumuxtor ABDULLAYEV. “COGNITIVE PEDAGOGICAL APPROACHES TO STATISTICAL STABILITY WITH RANDOM SAMPLE SIZES”. «ACTA NUUz», vol. 1, no. 1.9, June 2026, pp. 135-7, http://journals.nuu.uz/index.php/actanuuz/article/view/13060.