B. M. A. qizi, “Determining the Efficiency Indicators of Excavators in Open-Pit Mining Processes at Mining Enterprises”, AJEMA, vol. 2, no. 3, pp. 124–128, Mar. 2024, Accessed: Oct. 11, 2026. [Online]. Available: https://grnjournal.us/index.php/AJEMA/article/view/3859