Pham Vu Dung, Nguyen Dinh Dung, and Nguyen Thi Le Hien. “Methods to Detect Corrosion under Insulation”. Petrovietnam Journal 30 (March 29, 2019): 62-66. Accessed June 19, 2026. https://www.pvj.vn/index.php/TCDK/article/view/249.