Identification of Seismic Sources - Earthquake or Underground Explosion. Proceedings of the NATO Advanced Study Institute Held at Voksenasen, Oslo, Norway, September 8-18, 1980.

Seismic Source Identification: A Review of Past and Present Research Efforts.- Earthquake Source Modelling.- The Nature of the Earthquake Source.- Dynamics of Seismic Sources.- Explosion Source Modelling.- Inelastic Processes in Seismic Wave Generation by Underground Explosions.- Anomalous Rayleigh Waves from Presumed Explosions in East Kazakh.- P Wave Coupling of Underground Explosions in Various Geologic Media.- Seismic Source Parameter Estimation.- Seismic Moment Tensors.- Determination of Source Mechanism and Hypocentral Coordinates from Waveform Data.- The Effect of Green's Functions on the Determination of Source Mechanisms by the Linear Inversion of Seismograms.- Simplified Bodywave Source Terms with One Application in Moment Tensor Recovery.- The Interpretation of Moment Tensor Inversions.- Seismic Wavefield Synthesis.- Coupling Near Source Phenomena into Surface Wave Generation.- On Seismic Synthesis.- Some Recent Extensions of the Reflectivity Method.- Isochronal Formulation of Seismic Diffraction.- High Frequency Toroidal Modes.- Elastic and Electromagnetic Wave Propagation in Horizontally Layered Media.- Calculation of Wave Fields in Mantle Velocity Models.- The Effect of Focal Depth and Source Type on Synthetic Seismograms.- Seismic Wave Analysis.- Surface Wave Propagation Across Different Tectonic Regions.- Lg Wave Propagation in Eurasia.- Seismograms of Explosions at Regional Distances in the Western United States: Observations and Reflectivity Method Modeling.- Phase Identification and Event Location at Regional Distance Using Small-Aperture Array Data.- P and S-Velocity Jump at the Inner-Core Boundary from PKP Amplitudes.- Conversion Phases from Mantle Transition Zones.- The Excitation and Attenuation of Seismic Crustal Phases in Turkey.- Comparison of Waveform Inversion Schemes for Horizontally Stratified Media.- Scattering and Earth Heterogeneities.- Attenuation and Scattering of Short-Period Seismic Waves in the Lithosphere.- Source Location in Laterally Varying Media.- Optimum Approaches to Magnitude Measurements.- Three-Dimensional Seismic Velocity Image of the Upper Mantle Beneath Southeastern Europe.- Tau Inversion of Upper Mantle Array Data with Application to the Problem of the Scattering of Seismic Waves in the Lithosphere.- Observation of Scattering in the Lithosphere.- Lateral Variations in the Earth's Crust and their Effect on Seismic Wave Propagation.- Signal Analysis.- Fundamentals of Multidimensional Time-Series Analysis.- The Instantaneous Amplitude, Phase and Frequency in Seismic Event Detection, Timing and Identification.- Seismic Source Discrimination.- Multidimensional Discrimination Techniques - Theory and Application.- Seismic Discrimination Problems at Regional Distances.- Linear Discrimination for Samples of Limited Size.- Developments in Seismic Instrumentation.- The Global Digital Seismograph Network: A Status Report.- Broad-Band Seismometry - A Unified Approach Towards a Kinematic and Dynamic Interpretation of Seismograms.- Seismic Data Centers.- Automatic Processing Methods in the Analysis of Data from a Global Seismic Network.- International Seismological Data Center. Demonstration Facilities in Sweden.- Design and Development of a Seismic Data Center.- Evaluation of Seismic Network Capability for Event Location.- Appendix Scientific Directors, Lecturers, Participants.- Name Index.