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3. ANSI/AISC 360-16, Specification for structural steel buildings, American Institute of Steel Construction, 2016, Chicago, IL.
4. Establishing R (or Rw) and Cd factors for building seismic provisions;Uang;ASCE J. Struct. Eng.,1991
5. Evaluation of behavior factors on the basis of ductility and overstrength studies;Kappos;Eng. Struct.,1999