Bhandari, A., A. Chhetri, and M. C. Luintel. “ANSYS Based Modal Analysis of a Fixed Beam of Uniform Cross Section With a Concentrated Mass at Mid Span”. Kathford Journal of Engineering and Management, vol. 3, no. 1, June 2023, pp. 87-98, doi:10.3126/kjem.v3i1.62879.