Project IDA: A decade in review

Mapping the upper mantle: Three‐dimensional modeling of earth structure by inversion of seismic waveforms

1984 • 1,197 citations

An application of normal mode theory to the retrieval of structural parameters and source mechanisms from seismic spectra

1975 • 1,067 citations

Use of long-period surface waves for rapid determination of earthquake-source parameters

1981 • 396 citations

Aspherical Earth structure from fundamental spheroidal-mode data

1982 • 308 citations

Analysis of long‐period seismic waves excited by the May 18, 1980, eruption of Mount St. Helens—A terrestrial monopole?

1982 • 279 citations

Lateral heterogeneity and azimuthal anisotropy of the upper mantle: Love and Rayleigh waves 100–250 s

1985 • 212 citations

Anisotropy and shear‐velocity heterogeneities in the upper mantle

1984 • 210 citations

Mapping convection in the mantle

1984 • 204 citations

Structure of the inner core inferred from observations of its spheroidal shear modes

1981 • 151 citations

International deployment of accelerometers: A network for very long period seismology

1976 • 147 citations

Observations of Normal Modes from 84 Recordings of the Alaskan Earthquake of 1964 March 28

1972 • 143 citations

Attenuation in the earth at low frequencies

1983 • 135 citations

GEOSCOPE: A French initiative in long‐period three‐component global seismic networks

1984 • 130 citations

A general earthquake-observation system (GEOS)

1985 • 126 citations

Systematic analysis of deep seismicity: 200 centroid-moment tensor solutions for earthquakes between 1977 and 1980

1984 • 123 citations

Measurements of mantle wave velocities and inversion for lateral heterogeneity and anisotropy -- II. Analysis by the single-station method

1984 • 113 citations

Geometric effects of global lateral heterogeneity on long‐period surface wave propagation

1985 • 104 citations

Observations of coupled spheroidal and toroidal modes

1983 • 97 citations

Measurement of mantle wave velocities and inversion for lateral heterogeneity and anisotropy: 1. Analysis of Great Circle Phase Velocities

1983 • 94 citations

Observations from the IDA network of attenuation and splitting during a recent earthquake

1979 • 94 citations

Worldwide distribution of group velocity of mantle Rayleigh waves as determined by spherical harmonic inversion

1982 • 89 citations

Vertical seismic noise at very low frequencies

1978 • 77 citations

Use of long-period surface waves for rapid determination of earthquake source parameters 2. Preliminary determination of source mechanisms of large earthquakes (MS ⩾ 6.5) in 1980

1982 • 67 citations

Free oscillation observations through 1968

1969 • 57 citations

Measurements in the Earth mode frequency range by an electrostatic sensing and feedback gravimeter

1966 • 56 citations

Seismic system calibration: 2. Cross-spectral calibration using random binary signals

1979 • 49 citations

Structures in earth noise beyond twenty seconds—a window for earthquakes

1972 • 45 citations

Source parameters of 1978 tabas and 1979 Qainat, Iran, earthquakes from long-period surface waves

1981 • 44 citations

Source mechanisms of twenty-six large, shallow earthquake (MS ≧ 6.5) during 1980 from P-wave first motion and long-period Rayleigh wave data

1984 • 42 citations

Tidal to seismic frequency investigations with a quartz accelerometer of new geometry

1970 • 34 citations

High-Q Overtone Modes of the Earth

1971 • 33 citations

Stacking for the frequencies and Qs of 0S0 and 1S0

1980 • 32 citations

Aspherical heterogeneity of the mantle from phase velocities of mantle waves

1984 • 31 citations

Time-domain attenuation measurements for fundamental spheroidal modes (0S6 to 0S28) for the 1977 Indonesian earthquake

1979 • 29 citations

Micro earth stations as personal computer accessories

1984 • 25 citations

Description and preliminary testing of the CDSN Seismic Sensor Systems

1985 • 16 citations

Seismic system calibration: 1. Parametric models

1979 • 15 citations

Observational study of terrestrial eigenvibrations

1982 • 5 citations

A negative search for an ultra-slow component to the source of the Yunnan earthquakes of May 29, 1976

1981 • 4 citations