Doan Van Thuan, Trinh Viet Thang, Nguyen Xuan Truong, and Tran Thi Minh Anh. “Petronas’ Contractor Compliance Index and Some Recommendations for E&P Project Management in Vietnam”. Petrovietnam Journal 70 (July 31, 2018): 50-58. Accessed July 16, 2026. https://tapchidaukhi.com/index.php/TCDK/article/view/73.