“ЭГ-15 va ЭГ-20 TIPIDAGI GIDRAVLIK EKSKAVATRLARNI QO ‘LLASH ORQALI FOYDALI QAZILMA KONLARINI OCHIQ USULDA QAZIB OLISHNI SAMARADORLIGIMI OSHIRISH”, Uzbek. Sch. J., vol. 10, pp. 298–302, Nov. 2022, Accessed: Oct. 02, 2025. [Online]. Available: https://uzbekscholar.com/index.php/uzs/article/view/380