Chowdhury, Pronoy Roy. “Vulnerability of RC Hammer Head Type Bridge Piers under Seismic Induced P-Delta Effect and Simultaneously Strength and Stiffness Degrading Hysteretic Behaviour”. Journal of Structural Engineering 38, no. 2 (December 17, 2024): 155–160. Accessed April 4, 2025. http://jose.serc.res.in/index.php/JOSE/article/view/1152.