Akmal Bekmurodovich, P. ., and R. Anvarkhodja Akbarkhodjiyevich. “IMPROVING DRILLING SPEED WHILE USING HIGH-EFFICIENCY DRILLING MACHINES IN QUARRY CONDITIONS”. Confrencea, vol. 1, no. 1, May 2022, https://confrencea.org/index.php/confrenceas/article/view/18.