“ЭГ-15 va ЭГ-20 TIPIDAGI GIDRAVLIK EKSKAVATRLARNI QO ‘LLASH ORQALI FOYDALI QAZILMA KONLARINI OCHIQ USULDA QAZIB OLISHNI SAMARADORLIGIMI OSHIRISH” (2022) Uzbek Scholar Journal, 10, pp. 298–302. Available at: https://uzbekscholar.com/index.php/uzs/article/view/380 (Accessed: 2 October 2025).