USE DOWNHOLE DRILLING EQUIPMENT FOR OIL DRILLING WHILE REDUCING THE HYDROSTATIC PRESSURE IN THE WELLBORE. Oil and Gas Engineering, [S. l.], n. 2, p. 81–88, 2017. Disponível em: https://ojs35.nupp.edu.ua/oge/article/view/270. Acesso em: 23 dec. 2025.