Rakshe, Bhushan, and Jitendra Patel. “The Production and Application of Modern High Strength Niobium Microalloyed Structural Steels”. Journal of Structural Engineering 38, no. 1 (December 17, 2024): 67–74. Accessed April 7, 2025. http://jose.serc.res.in/index.php/JOSE/article/view/1164.