Grünthal, Gottfried 2.6 Seismic Hazard and Stress Field, 2.0 Physics of the Earth, Departments, GFZ Publication Database, Deutsches GeoForschungsZentrum;
Grünthal, G. (1978): Spectral response of soil conditions to seismic motions - studies for detailed dynamic soil characteristics, Symposium on the Analysis of Seismicity and on Seismic Risk (Liblice, Czechoslovakia 1978) (Prague).