“THE FORCES GENERATED WHEN DRILLING BITS ARE APPLIED VERTICALLY AND OBLIQUELY: ANALYTICAL ANALYSIS AND INFLUENCE ON NORMAL OPERATION AT ANGLES OF 15° AND 30° INCLINATION”, EJGMRE, vol. 2, no. 4, pp. 74–89, Apr. 2026, Accessed: May 19, 2026. [Online]. Available: https://eurekaoa.com/index.php/9/article/view/918