Alexandrescu, M., D. Gibert, G. Hulot, J. -L. Le Mouël, and G. Saracco, Detection of geomagnetic jerks using wavelet analysis, J. Geophys. Res., 100(B7), 12557–12572, 1995.
Article
Google Scholar
Alexandrescu, M., D. Gibert, G. Hulot, J. -L. Le Mouël, and G. Saracco, Worldwide wavelet analysis of geomagnetic jerks, J. Geophys. Res., 101(B10), 21975–21994, 1996.
Article
Google Scholar
Backus, G. E., Poloidal and toroidal fields in geomagnetic field modeling, Rev. Geophys., 24, 75–109, 1986.
Article
Google Scholar
Backus, G. E. and J. -L. Le Mouël, The region of the core-mantle boundary where geostrophic velocity fields can be determined from frozen-flux magnetic data, Geophys. J. R. Astron. Soc., 85, 617–628, 1986.
Article
Google Scholar
Barraclough, D. R., Spherical harmonic analyses of the geomagnetic field for eight epochs between 1600 and 1910, Geophys. J. R. Astron. Soc., 36, 497–513, 1974.
Article
Google Scholar
Benkova, N. P., G. I. Kolomiytseva, and T. N. Cherevko, Analytical model of the geomagnetic field and its secular variation over a period of 400 years (1550–1950), Geomagn. Aeron., 14, 751–755, 1974.
Google Scholar
Bloxham, J. and D. Gubbins, The secular variation of Earth’s magnetic field, Nature, 317, 777–781, 1985.
Article
Google Scholar
Bloxham, J. and A. Jackson, Time-dependent mapping of the magnetic field at the core-mantle boundary, J. Geophys. Res., 97, 19537–19564, 1992.
Article
Google Scholar
Braginsky, S. I., Spherical analyses of the main geomagnetic field in 1550–1800, Geomag. Aeron., 12, 524–529, 1972.
Google Scholar
Carlut, J. and V. Courtillot, Geomagnetic paleosecular variation in the last 5 million years: How many multipoles are actually resolvable? (abstract), EOS Suppl., 76(46), 166, 1995.
Google Scholar
Carlut, J. and V. Courtillot, How complex is the time-averaged geomagnetic field over the past 5 Myr?, Geophys. J. Int, 134, 527–544, 1998.
Article
Google Scholar
Chulliat, A. and G. Hulot, Local computation of the geostrophic pressure at the top of the core, Phys. Earth Planet. Inter., 117, 309–328, 2000.
Article
Google Scholar
Courtillot, V. and J. -L. Le Mouël, Geomagnetic secular variation impulses, Nature, 311, 709–716, 1984.
Article
Google Scholar
Courtillot, V, J. Ducruix, and J. -L. Le Mouël, Sur une accélération récente de la variation séculaire du champ magnétique terrestre, C. R. Acad. Sci. Paris, 287, Série D., 1095–1098, 1978.
Google Scholar
De Michelis, P., L. Cafarella, and A. Meloni, Worldwide character of the 1991 jerk, Geophys. Res. Lett., 25, 377–380, 1998.
Article
Google Scholar
Forte, A. M., J. X. Mitrovica, and R. L. Woodward, Seismic-geodynamic determination of the origin of excess ellipicity of the core-mantle boundary, Geophys. Res. Lett., 22(9), 1013–1016, 1995.
Article
Google Scholar
Fritsche, H., Atlas des Erdmagnetismus, pp. 1–26, Riga, 1903.
Gavoret, J., D. Gibert, M. Menvielle, and J. -L. Le Mouël, Long-term variations of the external and internal components of the Earth’s magnetic field, J. Geophys. Res., 91(B5), 4787–4796, 1986.
Article
Google Scholar
Gire, C. and J. -L. Le Mouël, Tangentially geostrophic flow at the core-mantle boundary compatible with the observed geomagnetic secular variation: the large-scale component of the flow, Phys. Earth Planet. Inter., 59, 259–287, 1990.
Article
Google Scholar
Gire, C., J. -L. Le Mouël, and J. Ducruix, Evolution of the geomagnetic secular variation field from the beginning of the century, Nature, 307, 349–352, 1984.
Article
Google Scholar
Gire, C., J. -L. Le Mouël, and T. Madden, Motions at the core surface derived from secular variation data, Geophys. J. R. Astron. Soc., 84, 1–29, 1986.
Article
Google Scholar
Golovkov, V. P., T. I. Zvereva, and A. O. Simonyan, Common features and differences between “jerks” of 1947,1958 and 1969, Geophys. Astrophys. Fluid Dyn., 49, 81–96, 1989.
Article
Google Scholar
Gubbins, D. and J. Bloxham, Morphology of the geomagnetic field and implications for the geodynamo, Nature, 325, 509–511, 1987.
Article
Google Scholar
Gubbins, D. and L. Tomlinson, Secular variation from monthly means from Apia and Amberley magnetic observatories, Geophys. J. R. Astron. Soc., 86, 603–616, 1986.
Article
Google Scholar
Gubbins, D. and P. Kelly, Persistent patterns in the geomagnetic field over the past 2.5 Myr, Nature, 365, 829–832, 1993.
Article
Google Scholar
Hide, R., Fluctuations in the Earth’s rotation and the topography of the core-mantle interface, Phil. Trans. R. Soc. Lond., A328, 351–363, 1989.
Article
Google Scholar
Hide, R., R. W. Clayton, B. H. Hager, M. A. Speith, and C. V. Voorhies, Topographic core-mantle coupling and fluctuations in the Earth’s rotation, in Relating Geophysical Structures and Processes: The Jeffreys Volume, edited by K. Aki and R. Dmowska, Geophys. Monog., Amer. Geophys. Un., 76, 107–120, 1993.
Hulot, G. and J. -L. Le Mouël, A statistical approach to the Earth’s main magnetic field, Phys. Earth Planet. Inter., 82, 167–183, 1994.
Article
Google Scholar
Hulot, G., J. -L. Le Mouël, and D. Jault, The flow at the core-mantle boundary: symmetry properties, J. Geomag. Geoelectr., 42, 857–874, 1990.
Article
Google Scholar
Hulot, G., J. -L. Le Mouël, and J. Wahr, Taking into account truncation problems and geomagnetic model accuracy in assessing computed flows at the core-mantle boundary, Geophys. J. Int., 108, 224–246, 1992.
Article
Google Scholar
Jault, D. and J. -L. Le Mouël, The topographic torque associated with a tangentially geostrophic motion at the core surface and inferences on the flow inside the core, Geophys. Astrophys. Fluid Dyn., 48, 273–296, 1989.
Article
Google Scholar
Jault, D. and J. -L. Le Mouël, Core mantle boundary shape: constraints inferred from the pressure torque acting between the core and the mantle, Geophys. J. Int., 101, 233–241, 1990.
Article
Google Scholar
Jault, D. and J. -L. Le Mouël, Exchange of angular momentum between the core and the mantle, J. Geomag. Geoelectr., 43, 111–129, 1991.
Article
Google Scholar
Jault, D. and J. -L. Le Mouël, Comment on ‘On the dynamics of topographical core-mantle coupling’ by Weijia Kuang and Jeremy Bloxham, Phys. Earth Planet. Inter., 114, 211–215, 1999.
Article
Google Scholar
Kelly, P. and D. Gubbins, The geomagnetic field over the past 5 million years, Geophys. J. Int., 128, 315–330, 1997.
Article
Google Scholar
Kerridge, D. J. and D. R. Barraclough, Evidence for geomagnetic jerks from 1931 to 1971, Phys. Earth Planet. Inter., 39, 228–236, 1985.
Article
Google Scholar
Le Mouël, J.-L., Outer-core geostrophic flow and secular variation of Earth’s geomagnetic field, Nature, 311, 734–735, 1984.
Article
Google Scholar
Le Mouël, J. -L., C. Gire, and T. Madden, Motions at the core surface in the geostrophic approximation, Phys. Earth Planet. Inter., 39, 270–287, 1985.
Article
Google Scholar
Le Huy, M., M. Alexandrescu, G. Hulot, and J. -L. Le Mouël, On the characteristics of successive geomagnetic jerks, Earth Planets Space, 50, 723–732, 1998.
Article
Google Scholar
Macmillan, S., A geomagnetic jerk for the early 1990’s, Earth Planet. Sci. Lett., 137, 189–192, 1996.
Article
Google Scholar
Malin, S. R. C., Geomagnetic secular variation and its changes, 1942.5 to 1962.5, Geophys. J. R. Astron. Soc., 17, 415–441, 1969.
Article
Google Scholar
Malin, S. R. C. and A. D. Clark, Geomagnetic secular variation, 1962.5 to 1967.5, Geophys. J. R. Astron. Soc., 36, 11–20, 1974.
Article
Google Scholar
Malin, S.R. C. and B.M. Hodder, Was the 1970 geomagneticjerk of internal or external origin?, Nature, 296, 726–728, 1982.
Article
Google Scholar
Malin, S. R. C., B. M. Hodder, and D. R. Barraclough, Geomagnetic secular variation: a jerk in 1970, in 75th Anniversary Volume of Ebro Observatory, edited by J. O. Cardús, pp. 239–256, Ebro Obs., Tarragona, Spain, 1983.
Google Scholar
McLeod, M. G., On the Geomagneticjerk of 1969, J. Geophys. Res., 90, 4597–4610, 1985.
Article
Google Scholar
Morelli, A. and M. Dziewonski, Topography of the core-mantle boundary and lateral homogeneity of the liquid core, Nature, 325, 678–683, 1987.
Article
Google Scholar
Pais, A., G. Hulot, M. Mandea Alexandrescu, Does the geomagnetic secular variation anticipate or correlate with decade length of day variations? (Abstract), IUGG Birmingham, 1999.
Roberts, P. H. and S. Scott, On the analysis of the secular variation. 1. A hydromagnetic constraint: theory, J. Geomag. Geoelectr., 17, 137–151, 1965.
Article
Google Scholar
Stewart, D. N. and K. Whaler, Geomagnetic disturbance fields: An analysis of observatory monthly means, Geophys. J. Int., 108, 215–223, 1992.
Article
Google Scholar
Whaler, K. A., A new method for analysing geomagnetic impulses, Phys. Earth Planet. Inter., 48, 221–240, 1987.
Article
Google Scholar