T.Shodiyev. “YETKAZIB BERISH TIJORAT SHARTLARI ASOSIDA TOVARLARNING STATISTIK QIYMATINI ANIQLASH XUSUSIYATLARI ”. TADQIQOTLAR.UZ 49, no. 2 (October 31, 2024): 81–90. Accessed December 25, 2024. https://scientific-jl.org/tad/article/view/1638.