“Determining the Efficiency Indicators of Excavators in Open-Pit Mining Processes at Mining Enterprises”. American Journal of Engineering , Mechanics and Architecture (2993-2637) 2, no. 3 (March 26, 2024): 124–128. Accessed February 4, 2026. https://www.grnjournal.us/index.php/AJEMA/article/view/3859.