Geletii PP, Femiak YM. Investigation of the influence of PDC bit blade geometry on the rock cut-ting efficiency in hard abrasive formations . Number [Internet]. 2026 Apr. 30 [cited 2026 Jun. 14];(22(83):158-76. Available from: https://www.pvntsh.nung.edu.ua/index.php/number/article/view/2228