Iqbal Firmansyah JP; Yuyun Tajunnisa; Nur Ahmad Husin. The Influence of Semi-Rigid Connection Stiffness on the Seismic Response of a Four-Story Steel Modular Box Building: Influence of Semi-Rigid Connection Stiffness on the Seismic Response of a Four-Story Steel Modular Box Building. IJOE 2026, 12, 177-186.