Anh NTL, Hanh NTM, Anh HM, Tuan NP. Responsibility and authority in management of overseas upstream investment and application for Petrovietnam. PVJ [Internet]. 2013Jul.31 [cited 2026May25];70:48-5. Available from: https://tapchidaukhi.vn/index.php/TCDK/article/view/691