Kobilov N. S., Yangibayev A.I., Omonov Z.J. NEW COMPOSITE LUBRICANTS AND WEIGHTINGS FOR DRILLING OIL AND GAS WELL. Int. j. innov. eng. res. technol. Published online March 27, 2021:1-4. Accessed January 3, 2025. https://repo.ijiert.org/index.php/ijiert/article/view/2146