R. Abarca-del-rio, D. Gambis, and D. Salstein, Interannual signals in length of day and atmospheric angular momentum, Annales Geophysicae, vol.18, issue.3, pp.347-364, 2000.
DOI : 10.1007/s005850050894

H. Amit and P. Olson, Time-average and time-dependent parts of core flow, Physics of the Earth and Planetary Interiors, vol.155, issue.1-2, pp.120-139, 2006.
DOI : 10.1016/j.pepi.2005.10.006

J. Aubert, Steady zonal flows in spherical shell dynamos, Journal of Fluid Mechanics, vol.542, issue.-1, pp.53-67, 2005.
DOI : 10.1017/S0022112005006129

J. Aubert, H. Amit, and G. Hulot, Detecting thermal boundary control in surface flows from numerical dynamos, Physics of the Earth and Planetary Interiors, vol.160, issue.2, pp.143-156, 2007.
DOI : 10.1016/j.pepi.2006.11.003
URL : https://hal.archives-ouvertes.fr/hal-00144095

J. Aubert, H. Amit, G. Hulot, and P. Olson, Thermochemical flows couple the Earth's inner core growth to mantle heterogeneity, Nature, vol.94, issue.7205, pp.454-758, 2008.
DOI : 10.1038/nature07109

J. Aubert, J. Aurnou, and J. Wicht, The magnetic structure of convection-driven numerical dynamos, Geophys, J. Int, vol.172, pp.945-956, 2008.

J. Aubert, S. Labrosse, and C. Poitou, Modelling the palaeo-evolution of the geodynamo, Geophysical Journal International, vol.179, issue.3, pp.1414-1428, 2009.
DOI : 10.1111/j.1365-246X.2009.04361.x
URL : https://hal.archives-ouvertes.fr/insu-01308294

J. Aurnou and P. Olson, Control of inner core rotation by electromagnetic, gravitational and mechanical torques, Physics of the Earth and Planetary Interiors, vol.117, issue.1-4, pp.1-4, 2000.
DOI : 10.1016/S0031-9201(99)00091-6

J. M. Aurnou, D. Brito, and P. L. Olson, Mechanics of inner core super-rotation, Geophysical Research Letters, vol.382, issue.23, pp.3401-3404, 1996.
DOI : 10.1029/96GL03258

J. Aurnou, D. Brito, and P. Olson, Anomalous rotation of the inner core and the toroidal magnetic field, Journal of Geophysical Research: Solid Earth, vol.274, issue.B5, pp.9721-9738, 1998.
DOI : 10.1029/97JB03618

B. Buffett, Gravitational oscillations in the length of day, Geophysical Research Letters, vol.99, issue.21, pp.2279-2282, 1996.
DOI : 10.1029/96GL02083

B. Buffett, Geodynamic estimates of the viscosity of the Earth's inner core, Nature, issue.6642, pp.388-571, 1997.

B. Buffett and K. Creager, A comparison of geodetic and seismic estimates of inner-core rotation, Geophysical Research Letters, vol.86, issue.46, pp.1509-1512, 1999.
DOI : 10.1029/1999GL900271

B. A. Buffett and G. A. Glatzmaier, Gravitational braking of inner-core rotation in geodynamo simulations, Geophysical Research Letters, vol.274, issue.19, pp.3125-3128, 2000.
DOI : 10.1029/2000GL011705

A. Cao, Y. Masson, and B. Romanowicz, Short wavelength topography on the inner-core boundary, Proceedings of the National Academy of Sciences, vol.104, issue.1, pp.31-35, 2007.
DOI : 10.1073/pnas.0609810104

U. Christensen and J. Aubert, Scaling properties of convection-driven dynamos in rotating spherical shells and application to planetary magnetic fields, Geophysical Journal International, vol.166, issue.1, pp.97-114, 2006.
DOI : 10.1111/j.1365-246X.2006.03009.x
URL : https://hal.archives-ouvertes.fr/hal-00149194

U. R. Christensen, A numerical dynamo benchmark, Physics of the Earth and Planetary Interiors, vol.128, issue.1-4, pp.25-34, 2001.
DOI : 10.1016/S0031-9201(01)00275-8
URL : https://hal.archives-ouvertes.fr/insu-00498652

P. Defraigne, V. Dehant, and J. M. Wahr, Internal Loading of an Inhomogeneous Compressible Earth With Phase Boundaries, Geophysical Journal International, vol.125, issue.1, pp.173-192, 1996.
DOI : 10.1111/j.1365-246X.1996.tb06544.x

E. Dormy, P. Cardin, and D. Jault, MHD flow in a slightly differentially rotating spherical shell, with conducting inner core, in a dipolar magnetic field, Earth and Planetary Science Letters, vol.160, issue.1-2, pp.15-30, 1998.
DOI : 10.1016/S0012-821X(98)00078-8

J. Aubert, M. D. Dumberry, and M. , Geodynamic constraints on the steady and timedependent inner core axial rotation, Geophys. J. Int, vol.170, issue.2, pp.886-895, 2007.

M. Dumberry, Gravitationally driven inner core differential rotation, Earth and Planetary Science Letters, vol.297, issue.3-4, pp.387-394, 2010.
DOI : 10.1016/j.epsl.2010.06.040

M. Dumberry and C. Finlay, Eastward and westward drift of the Earth's magnetic field for the last three millennia, Earth and Planetary Science Letters, vol.254, issue.1-2, pp.146-157, 2007.
DOI : 10.1016/j.epsl.2006.11.026

M. Dumberry and J. Mound, Inner core-mantle gravitational locking and the super-rotation of the inner core, Geophysical Journal International, vol.181, issue.2, pp.806-817, 2010.
DOI : 10.1111/j.1365-246X.2010.04563.x

V. C. Ferraro, The Non-uniform Rotation of the Sun and its Magnetic Field, Monthly Notices of the Royal Astronomical Society, vol.97, issue.6, pp.458-472, 1937.
DOI : 10.1093/mnras/97.6.458

C. Finlay and A. Jackson, Equatorially Dominated Magnetic Field Change at the Surface of Earth's Core, Science, vol.300, issue.5628, pp.2084-2086, 2003.
DOI : 10.1126/science.1083324

A. M. Forte and R. Peltier, Viscous flow models of global geophysical observables: 1. Forward problems, Journal of Geophysical Research: Solid Earth, vol.14, issue.B12, pp.131-151, 1991.
DOI : 10.1029/91JB01709

N. Gillet, D. Jault, E. Canet, and A. Fournier, Fast torsional waves and strong magnetic field within the Earth???s core, Nature, vol.58, issue.7294, pp.465-74, 2010.
DOI : 10.1038/nature09010

G. A. Glatzmaier and P. H. Roberts, Rotation and Magnetism of Earth's Inner Core, Science, vol.274, issue.5294, pp.274-1887, 1996.
DOI : 10.1126/science.274.5294.1887

D. Gubbins, Rotation of the inner core, Journal of Geophysical Research, vol.78, issue.B12, pp.1695-1699, 1981.
DOI : 10.1029/JB086iB12p11695

D. Gubbins and P. H. Roberts, Magnetohydrodynamics of the Earth's core, in Geomagnetism, J.A, vol.2, 1987.

R. Hollerbach, What can the observed rotation of the Earth's inner core reveal about the state of the outer core? Geophys, J. Int, vol.135, issue.2, pp.564-572, 1998.

G. Hulot, C. Eymin, B. Langlais, M. Mandea, and N. Olsen, Smallscale structure of the geodynamo inferred from Oersted and Magsat satellite data, Nature, pp.416-620, 2002.

G. Laske and G. Masters, The Earth's free oscillations and differential rotation of the inner core, in Earth's Core: Dynamics, Structure, Rotation, vol.31, 2003.

K. Moffatt, Magnetic field generation in electrically conducting fluids, 1978.

J. E. Mound and B. A. Buffett, Detection of a gravitational oscillation in length-of-day, Earth and Planetary Science Letters, vol.243, issue.3-4, pp.3-4, 2006.
DOI : 10.1016/j.epsl.2006.01.043

N. Olsen and M. Mandea, Rapidly changing flows in the Earth???s core, Nature Geoscience, vol.166, issue.6, pp.390-394, 2008.
DOI : 10.1038/ngeo203

P. H. Roberts, On the Thermal Instability of a Highly Rotating Fluid Sphere., The Astrophysical Journal, vol.141, pp.240-250, 1965.
DOI : 10.1086/148106

A. Sakuraba and P. H. Roberts, Generation of a strong magnetic field using uniform heat flux at the surface of the core, Nature Geoscience, vol.111, issue.11, pp.802-805, 2009.
DOI : 10.1038/ngeo643

N. A. Simmons, A. M. Forte, and S. P. Grand, Constraining mantle flow with seismic and geodynamic data: A joint approach, Earth and Planetary Science Letters, vol.246, issue.1-2, pp.109-124, 2006.
DOI : 10.1016/j.epsl.2006.04.003

X. Song and P. Richards, Seismological evidence for differential rotation of the Earth's inner core, Nature, vol.382, issue.6588, pp.382-221, 1996.
DOI : 10.1038/382221a0

X. D. Song and G. Poupinet, Inner core rotation from event-pair analysis, Earth and Planetary Science Letters, vol.261, issue.1-2, pp.259-266, 2007.
DOI : 10.1016/j.epsl.2007.06.034
URL : https://hal.archives-ouvertes.fr/insu-00199738

A. Souriau, The Earth's cores, in Treatise on Geophysics. 1-Seismol- ogy and Structure of the Earth, pp.655-693, 2007.

F. Takahashi, M. Matsushima, and Y. Honkura, Simulations of a quasitaylor state geomagnetic field including polarity reversals on the earth simulator, Science, issue.5733, pp.309-459, 2005.

L. X. Wen, Localized Temporal Change of the Earth's Inner Core Boundary, Science, vol.314, issue.5801, pp.314-967, 2006.
DOI : 10.1126/science.1131692

G. De-wijs, G. Kresse, L. Vocadlo, D. Dobson, D. Alfe et al., The viscosity of liquid iron at the physical conditions of the Earth's core, Nature, issue.6678, pp.392-805, 1998.

S. Zatman and J. Bloxham, Torsional oscillations and the magnetic field within the Earth's core, Nature, vol.388, issue.6644, pp.760-763, 1997.
DOI : 10.1038/41987