Elias, Nur Farhana, and Azzura Ismail. “Effect of Corrosion Attack on Pall Ring in Hydrocarbon Industry”. Research Progress in Mechanical and Manufacturing Engineering 7, no. 1 (May 26, 2026): 10–18. Accessed July 22, 2026. https://publisher.uthm.edu.my/periodicals/index.php/rpmme/article/view/20971.