Slot Gacor
Yakym, R. S., and D. Yu. Petryna. “ANALYSIS OF THE CAUSES OF THE SUDDEN DESTRUCTION OF THREE-CONE DRILL BITS WITH BUILT-IN ROCK-DESTRUCTION EQUIPMENT”. Oil and Gas Power Engineering, no. 1(31) (June 26, 2019): 72–82. Accessed March 29, 2024. https://nge.nung.edu.ua/index.php/nge/article/view/478.