Aliboyev , J. . “ISHLAB CHIQARISH XARAJATLARINI HISOBGA OLISH VA HISOBLASH TIZIMINING OʻZIGA XOS XUSUSIYATLARI”. Journal of Integrated Education and Research, vol. 1, no. 6, Nov. 2022, pp. 159-64, http://ojs.rmasav.com/index.php/ojs/article/view/484.