Hoang Thanh Tung, Nguyen Pham Huy Cuong, Tran Hong Nam, Le Quang Duyen, Dao Thi Uyen. Optimising the under-reamer string design for the well at Hai Thach field, Nam Con Son basin. PVJ [Internet]. 2020Jun.30 [cited 2026May2];60:37 -44. Available from: http://tapchidaukhi.com/index.php/TCDK/article/view/317