Hoang Thanh Tung, Nguyen Pham Huy Cuong, Tran Hong Nam, Le Quang Duyen, and Dao Thi Uyen. “Optimising the under-Reamer String Design for the Well at Hai Thach Field, Nam Con Son Basin”. Petrovietnam Journal 60 (June 30, 2020): 37 - 44. Accessed April 19, 2026. https://tapchidaukhi.vn/index.php/TCDK/article/view/317.