Ramadhan, G.A. and Anggraini, N.K. 2026. Analisis Perbandingan Kolom Eksisting dan Redesain Gedung 9 Lantai Surakarta . RIGGS: Journal of Artificial Intelligence and Digital Business. 4, 4 (Jan. 2026), 8415–8425. DOI:https://doi.org/10.31004/riggs.v4i4.4867.