NEHRP Clearinghouse

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• Engin, H.; Askar, A.; Cakmak, A. S.
  An Analytic Method for Strong Motion Studies in Layered Media.
  National Science Foundation, Washington, DC. Engineering and Applied Science., June 30, 1979, 66 p.
  Identifying Number(s): 79/SM/4
  Keywords: ; Equations of motion; Seismic waves; Vibrational spectra; Dynamic response; Computer programs; Linear systems; Nonlinear systems; Soil mechanics; Earthquakes

• 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: Laplace transformation; Seismic waves; Mechanical hysteresis; Fourier transformation; Dynamic response; Earthquake engineering; Greens function; Elastic properties; Stochastic processes; Earthquakes