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• ['Yang, J. N.', 'Sarkani, S.', 'Long, F. X.']
  Model Analysis of Nonclassically Damped Structural Systems Using Canonical Transformation.
  National Science Foundation, Washington, DC., September 27, 1987, 72 p.
  Identifying Number(s): NCEER-87-0019
  Keywords: Equations of motion; Numerical integration; Vibration; Damping; Dynamic response; Ground motion; Earthquake engineering; Transformations; Functions (Mathematics); Seismic effects; Structural analysis