Ngo, N. V., Minh, P. V., Trung, D. T., Cong, L. V., Lam, D. D. and Dung, N. Q. (2014) “Study on formulation of chelating system for near well-bore treatment of sandstone formation in Bach Ho field”, Petrovietnam Journal, 30, pp. 47-54. Available at: http://pvj.com.vn/index.php/TCDK/article/view/554 (Accessed: 13June2026).