EFFECT OF MASS IRREGULARITY AND FLOATING COLUMN ON HIGH-RISE STEEL FRAMED STRUCTURE . int. J. Eng. Res. Sci. Tech. [Internet]. 2025 Aug. 16 [cited 2026 Sep. 17];21(3 (1):370-6. Available from: https://ijerst.org/index.php/ijerst/article/view/1340