Boboqulov , Sanjar. “KOMMUNAL XIZMAT KO‘RSATISHDA XARAJATLARNI OPTIMALLASHTIRISH”. THE INNOVATION ECONOMY 1, no. 02 (July 8, 2023): 92–100. Accessed November 24, 2024. https://ojs.qmii.uz/index.php/ej/article/view/390.