J. Boy, P. Gégout, and J. Hinderer, Reduction of surface gravity data from global atmospheric pressure loading, Geophysical Journal International, vol.149, issue.2, pp.534-545, 2002.
DOI : 10.1046/j.1365-246X.2002.01667.x

S. L. Bruinsma, J. Lemoine, R. Biancale, and N. Vales, CNES/GRGS 10-day gravity field models (release 2) and their evaluation, Advances in Space Research, vol.45, issue.4, 2009.
DOI : 10.1016/j.asr.2009.10.012

B. Creutzfeldt, A. Güntner, T. Klügel, and H. Wziontek, Simulating the influence of water storage changes on the superconducting gravimeter of the Geodetic Observatory Wettzell, Germany, GEOPHYSICS, vol.73, issue.6, p.73, 2008.
DOI : 10.1190/1.2992508

B. Creutzfeldt, A. Güntner, H. Wziontek, and B. Merz, Reducing local hydrology from highprecision gravity measurements: a lysimeter-based approach, Geophys, J. Int, vol.183, issue.1, pp.178-187, 2010.

D. Crossley, C. De-linage, J. Hinderer, J. P. Boy, and J. Famiglietti, A comparison of the gravity field over Central Europe from superconducting gravimeters, GRACE and global hydrological models, using EOF analysis, Geophysical Journal International, vol.189, issue.2, pp.877-897, 2012.
DOI : 10.1111/j.1365-246X.2012.05404.x
URL : https://hal.archives-ouvertes.fr/hal-00747136

D. Crossley, J. Hinderer, and U. Riccardi, The measurement of surface gravity, Reports on Progress in Physics, vol.76, issue.4, 2013.
DOI : 10.1088/0034-4885/76/4/046101
URL : https://hal.archives-ouvertes.fr/hal-00819178

S. Deville, T. Jacob, J. Chéry, and C. Champollion, On the impact of topography and building mask on time varying gravity due to local hydrology, Geophys, J. Int, vol.192, issue.1, pp.82-93, 2013.

A. M. Dziewonski and D. L. Anderson, Preliminary reference Earth model, Physics of the Earth and Planetary Interiors, vol.25, issue.4, pp.297-356, 1981.
DOI : 10.1016/0031-9201(81)90046-7

W. E. Farrell, Deformation of the Earth by surface loads, Reviews of Geophysics, vol.1, issue.suppl., pp.761-79710, 1972.
DOI : 10.1029/RG010i003p00761

M. Ghil, R. M. Allen, M. D. Dettinger, K. Ide, D. Kondrashov et al., Advanced spectral methods for climatic time series, Reviews of Geophysics, vol.115, issue.4, pp.10-1029, 2002.
DOI : 10.1029/2000RG000092

D. L. Hartmann and M. L. Michelsen, Intraseasonal Periodicities in Indian Rainfall, Journal of the Atmospheric Sciences, vol.46, issue.18, pp.2838-2862, 1989.
DOI : 10.1175/1520-0469(1989)046<2838:IPIIR>2.0.CO;2

J. Hinderer, D. Crossley, and R. J. Warburton, Superconducting Gravimetry, Treatise on Geophysics, pp.65-122, 2007.
DOI : 10.1016/B978-0-444-53802-4.00062-2
URL : https://hal.archives-ouvertes.fr/hal-01228755

T. Jacob, R. Bayer, J. Chery, H. Jourde, and N. L. Moigne, Time-lase microgravity surveys reveal water storage heterogeneity of a karst aquifer, J. Geophys. Res, vol.115, pp.640210-1029, 2010.

R. Klees, E. A. Revtova, B. C. Gunter, P. Ditmar, E. Oudman et al., The design of an optimal filter for monthly GRACE gravity models, Geophysical Journal International, vol.175, issue.2, 2008.
DOI : 10.1111/j.1365-246X.2008.03922.x

E. Kurtenbach, T. Mayer-gürr, and A. Eicker, Deriving daily snapshots of the Earth's gravity field from GRACE L1B data using Kalman filtering, Geophysical Research Letters, vol.31, issue.17, pp.10-1029, 2009.
DOI : 10.1029/2009GL039564

C. Lampitelli and O. Francis, Hydrological effects on gravity and correlations between gravitational variations and level of the Alzette River at the station of Walferdange, Luxembourg, Journal of Geodynamics, vol.49, issue.1, pp.31-38, 2010.
DOI : 10.1016/j.jog.2009.08.003
URL : https://hal.archives-ouvertes.fr/hal-00599488

X. Liu, P. Ditmar, C. Siemes, D. C. Slobbe, E. Revtova et al., DMT-1) based on GRACE satellite data: methodology and validation, DEOS Mass Transport model Geophys. J. Int, vol.181, pp.769-788, 2010.

L. Longuevergne, J. Boy, N. Florsch, D. Viville, G. Ferhat et al., Local and global hydrological contributions to gravity variations observed in Strasbourg, Journal of Geodynamics, vol.48, issue.3-5, 2009.
DOI : 10.1016/j.jog.2009.09.008
URL : https://hal.archives-ouvertes.fr/hal-00707984

B. Meurers, M. Van-camp, and T. Petermans, Correcting gravity time series using rain fall modeling at the Vienna and Membach stations and application to Earth tide analysis, J. Geod, 2007.

M. Naujoks, C. Kroner, A. Weise, T. Jahr, P. Krause et al., Evaluating local hydrological modelling by temporal gravity observations and a gravimetric 3D model, Geophys. J. Int, vol.182, issue.1, pp.233-249, 2010.

J. Neumeyer, F. Barthelmes, O. Dierks, F. Flechtner, M. Harnisch et al., Combination of temporal gravity variations resulting from superconducting gravimeter (SG) recordings, GRACE satellite observations and global hydrology models, Journal of Geodesy, vol.78, issue.11, pp.573-585, 2006.
DOI : 10.1007/s00190-005-0014-8

J. Neumeyer, F. Barthelmes, C. Kroner, S. Petrovic, R. Schmidt et al., Analysis of gravity field variations derived from Superconducting Gravimeter recordings, the GRACE satellite and hydrological models at selected European sites, Earth, Planets and Space, vol.124, issue.12, pp.60-505, 2008.
DOI : 10.1186/BF03352817

F. Pollitz, A New Class of Earthquake Observations, Science, issue.5787, p.313, 2006.

G. Ramillien, J. S. Famiglietti, and J. Wahr, Detection of Continental Hydrology and Glaciology Signals from GRACE: A Review, Surveys in Geophysics, vol.42, issue.11, pp.361-374, 2008.
DOI : 10.1007/s10712-008-9048-9

M. Rodell, P. R. Houser, U. Jambor, J. Gottschalck, K. Mitchell et al., The Global Land Data Assimilation System, Bulletin of the American Meteorological Society, vol.85, issue.3, pp.381-394, 2004.
DOI : 10.1175/BAMS-85-3-381

L. B. Slichter, The fundamental free mode of the Earth's inner core, Science, vol.47, pp.186-190, 1961.

S. C. Swenson and J. Wahr, Post-processing removal of correlated errors in GRACE data, Geophysical Research Letters, vol.31, issue.20, pp.10-1029, 2006.
DOI : 10.1029/2005GL025285

V. Tesmer, P. Steigenberger, T. Van-dam, and T. M. Gürr, Vertical deformations from homogeneously processed GRACE and global GPS long-term series, Journal of Geodesy, vol.31, issue.B12, 2011.
DOI : 10.1007/s00190-010-0437-8

P. Tregoning and C. Watson, Atmospheric effects and spurious signals in GPS analyses, J. Geophys. Res, vol.114, pp.10-1029, 2009.

S. Uppala, P. Kallberg, A. Simmons, U. Andrae, D. C. Bechtold et al., The ERA-40 re-analysis, Quarterly Journal of the Royal Meteorological Society, vol.132, issue.612, pp.2961-3012, 2005.
DOI : 10.1256/qj.04.176

P. Valty, O. De-viron, I. Panet, M. Van-camp, and J. Legrand, Assessing the precision in loading estimates by geodetic techniques in Southern Europe, Geophysical Journal International, vol.194, issue.3, 2013.
DOI : 10.1093/gji/ggt173

&. Dassargues and A. , Hydrogeological investigations at the Membach station, Belgium, and application to correct long periodic gravity variations, J. Geophys. Res, pp.10-1029, 2006.

T. Van-dam, J. Wahr, and D. Lavallée, A comparison of annual vertical crustal displacements from GPS and Gravity Recovery and Climate Experiment (GRACE) over Europe, Journal of Geophysical Research, vol.111, issue.14, pp.10-1029, 2007.
DOI : 10.1029/2006JB004335

V. Storch, H. Zwiers, and F. W. , Statistical analysis in climate research, p.484, 1999.
DOI : 10.1017/CBO9780511612336

J. Wahr, Deformation induced by polar motion, Journal of Geophysical Research, vol.64, issue.B11, pp.9363-936810, 1985.
DOI : 10.1029/JB090iB11p09363

A. Weise, C. Kroner, M. Abe, J. Ihde, G. Jentzsch et al., Gravity field variations from superconducting gravimeters for GRACE validation, Journal of Geodynamics, vol.48, issue.3-5, pp.325-330, 2009.
DOI : 10.1016/j.jog.2009.09.034
URL : https://hal.archives-ouvertes.fr/hal-00594419

A. Weise, K. Kroner, M. Abe, B. Creutzfeldt, C. Försteb et al., Tackling mass redistribution phenomena by timedependent GRACE-and terrestrial gravity observations, J. Geodyn, vol.59, pp.82-91, 2011.
DOI : 10.1016/j.jog.2011.11.003

B. Co, M. Mc-mo-pe-st, . Vi, and . Co, Table 1. Description of the SG time series used in this study, pp.31-53

. Mb, S. Mo, and W. Vi, Amplitude (in nm/s²) and phases (in days) as shown in Figure 5 and 6, evaluated using least-squares fit of a purely annual term, SG Inv means that the sign at the CO