“STATISTIK JAMLASH VA GURUHLASH”. "XXI ASRDA INNOVATSION TEXNOLOGIYALAR, FAN VA TAʼLIM TARAQQIYOTIDAGI DOLZARB MUAMMOLAR" nomli respublika ilmiy-amaliy konferensiyasi 1, no. 12 (December 12, 2023): 132–136. Accessed November 22, 2024. https://universalpublishings.com/index.php/itfttdm/article/view/3212.