Bibliography

Antolik, M., Ekström, G., Dziewonski, A. M., Gu, Y. J., Pan, J.-f., and Boschi, L., A new joint p and s velocity model of the mantle parameterized in cubic B-splines, in 22nd Annual DoD/DOE Seismic Research Symposium: Planning for Verification of and Compliance with the Comprehensive Nuclear-Test-Ban Treaty (CTBT): Proceedings, volume II, 2001.

Boschi, L. and Dziewonski, A. M., `High' and `low' resolution images of the Earth's mantle - Implications of different approaches to tomographic modeling, J. Geophys. Res., 104, 25,567-25,594, 1999.

Dahlen, F. A. and Tromp, J., Theoretical Global Seismology, Princeton University Press, Princeton, New Jersey, 1998.

Ekström, G. and Dziewonski, A. M., The unique anisotropy of the Pacific upper mantle, Nature, 394, 168-172, 1998.

Engdahl, E. R., van der Hilst, R. D., and Buland, R., Global teleseismic earthquake relocation with improved travel times and procedures for depth determination, Bull. Seism. Soc. Am., 88, 722-743, 1998.

Grand, S. P., Mantle shear structure beneath the Americas and surrounding oceans, J. Geophys. Res., 99, 11,591-11,621, 1994.

Grand, S. P., van der Hilst, R. D., and Widiyantoro, S., Global seismic tomography; a snapshot of convection in the Earth, GSA Today, 7, 1-7, 1997.

Gu, Y. J., Dziewonski, A. M., Su, W.-j., and Ekström, G., Models of the mantle shear velocity and discontinuities in the pattern of lateral heterogeneities, J. Geophys. Res., 106, 11,169-11,199, 2001.

Gudmundsson, O. and Sambridge, M., A regionalized upper mantle (RUM) seismic model, J. Geophys. Res., 103, 7121-7136, 1998.

Ishii, M. and Tromp, J., Even-degree lateral variations in the earth's mantle constrained by free oscillations and the free-air gravity anomaly, Geophys. J. Int., 145, 77-96, 2001.

Kárason, H. and van der Hilst, R. D., Tomographic imaging of the lowermost mantle with differential times of refracted and diffracted core phases (PKP, Pdiff), J. Geophys. Res., 106, 6569-6588, 2001.

Lithgow-Bertelloni, C. and Richards, M. A., The dynamics of Cenozoic and Mesozoic plate motions, Rev. of Geophys., 36, 27-78, 1998.

Lithgow-Bertelloni, C., Richards, M. A., Ricard, Y., O'Connell, R. J., and Engebretson, D. C., Toroidal-poloidal partitioning of plate motions since 120 Ma, Geophys. Res. Lett., 20, 375-378, 1993.

Masters, G., Bolton, H., and Laske, G., Joint seismic tomography for p and s velocities: How pervasive are chemical anomalies in the mantle?, EOS Trans. AGU, 80, S14, 1999.

Masters, G., Laske, G., Bolton, H., and Dziewonski, A. M., The relative behavior of shear velocity, bulk sound speed, and compressional velocity in the mantle: implications for chemical and thermal structure, in S.-i. Karato, A. M. Forte, R. C. Liebermann, G. Masters, and L. Stixrude, eds., Earth's deep interior. Mineral physics and tomography from the atomic to the global scale, volume 117 of Geophysical Monograph, pp. 63-87, American Geophysical Union, Washington DC, 2000.

Mégnin, C. and Romanowicz, B., The shear velocity structure of the mantle from the inversion of body, surface, and higher modes waveforms, Geophys. J. Int., 143, 709-728, 2000.

Ricard, Y., Richards, M. A., Lithgow-Bertelloni, C., and Le Stunff, Y., A geodynamic model of mantle density heterogeneity, J. Geophys. Res., 98, 21,895-21,909, 1993.

Ritsema, J. and van Heijst, H. J., Seismic imaging of structural heterogeneity in Earth's mantle: Evidence for large-scale mantle flow, Sci. Progr., 83, 243-259, 2000.

Steinberger, B., Slabs in the lower mantle - results of dynamic modelling compared with tomographic images and the geoid, Phys. Earth Planet. Inter., 118, 241-257, 2000.

Su, W.-j. and Dziewonski, A. M., Simultaneous inversion for 3-D variations in shear and bulk velocity in the mantle, Phys. Earth Planet. Inter., 100, 135-156, 1997.

van der Hilst, R. D., Widiyantoro, S., and Engdahl, E. R., Evidence of deep mantle circulation from global tomography, Nature, 386, 578-584, 1997.

Wessel, P. and Smith, W. H. F., Free software helps map and display data, EOS Trans. AGU, 72, 445-446, 1991.

Zhong, S., Zuber, M. T., Moresi, L., and Gurnis, M., Role of temperature-dependent viscosity and surface plates in spherical shell models of mantle convection, J. Geophys. Res., 105, 11,063-11,082, 2000.