NEHRP Clearinghouse

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• Hong, L. L.; Ang, A. H. S.
  Three-Dimensional Analytical Study of Spatial Variability of Seismic Ground Motions.
  National Center for Earthquake Engineering Research, Buffalo, NY.; National Science Foundation, Washington, DC., October 30, 1990, 180 p.
  Keywords: Ground motion; Computer programs; Earthquake engineering; Seismic design; Stochastic processes; Water pipelines; Seismic effects; System identification; Laplace transformation; Mathematical models; Power spectra; Three-dimensional models

• Chu, L.; Askar, A.; Cakmak, A. S.
  Earthquake Waves in a Random Medium.
  National Science Foundation, Washington, DC. Engineering and Applied Science., June 30, 1979, 46 p.
  Identifying Number(s): 79/SM/3
  Keywords: Dynamic response; Fourier transformation; Greens function; Elastic properties; Earthquake engineering; Mechanical hysteresis; Earthquakes; Stochastic processes; Laplace transformation; Seismic waves