Mustafayev Oybek Bobomuradovich, Rustam Umarhanovich Djuraev, Abdixakimova Malika Amir qizi. IMPROVING OF THE EFFICIENCY OF CLEANING OF THE BOTTOM OF THE BOREHOLE FROM THE CRUSHED SLURRY ON THE BASIS OF IMPROVING OF THE CONSTRUCTION OF A THREE-BALLCHISEL. tajet [Internet]. 2022 Apr. 30 [cited 2025 Oct. 9];4(04):79-91. Available from: https://www.theamericanjournals.com/index.php/tajet/article/view/3641