Sweta Verma, Pradeep Kumar, and Novel Kumar Sahu, “Damage Detection in Structure using natural frequency ”, Int J Sci Res Civil Engg, vol. 6, no. 2, pp. 228–233, Apr. 2022, Accessed: Aug. 01, 2025. [Online]. Available: https://ijsrce.com/index.php/home/article/view/IJSRCE226225