A. Kemna, Electrical methods, Proc. Fourth Workshop of the European Concerted Action on Process Tomography Hydrogeophysics, pp.401-410, 2005.

M. Bosch, Lithologic tomography: From plural geophysical data to lithology estimation, Journal of Geophysical Research: Solid Earth, vol.74, issue.B10, pp.749-766, 1999.
DOI : 10.1029/JB074i012p03171
URL : http://onlinelibrary.wiley.com/doi/10.1029/1998JB900014/pdf

M. Bosch and J. Mcgaughey, Joint inversion of gravity and magnetic data under lithologic constraints, The Leading Edge, pp.877-881, 2001.

M. Boue and P. Dupuis, Markov chain approximations for deterministic control problems with affine dynamics and quadratic cost in the control, Proceedings of the 36th IEEE Conference on Decision and Control, pp.667-695, 1999.
DOI : 10.1109/CDC.1997.652377

A. J. Brenders and R. G. Pratt, Efficient waveform tomography for lithospheric imaging: implications for realistic, two-dimensional acquisition geometries and low-frequency data, Geophysical Journal International, vol.168, issue.1, pp.152-170, 2007.
DOI : 10.1111/j.1365-246X.2006.03096.x
URL : https://academic.oup.com/gji/article-pdf/168/1/152/6083090/168-1-152.pdf

H. H. Carson, A SEISMIC SURVEY AT HARPERS FERRY, Archaeometry, vol.5, issue.1, pp.119-122, 1962.
DOI : 10.1111/j.1475-4754.1962.tb00561.x

V. ?ervený and J. E. Soares, Fresnel volume ray tracing, GEOPHYSICS, vol.57, issue.7, pp.902-915, 1992.
DOI : 10.1190/1.1443303

V. ?ervený, Seismic ray theory, 2001.

C. Chapman, Fundamentals of seismic wave propagation, 2004.
DOI : 10.1017/CBO9780511616877

A. Chevalier, K. Samyn, A. Bitri, and R. Guérin, Imagerie 2D/3D de la teneur en eau en milieu hétérogène par méthode RMP : biais et incertitudes Thèses en préparation à Grenoble , dans le cadre de Terre, univers, environnement (Grenoble), sous la direction d'Anatoly Legtchenko A new structural cooperative inversion approach applied to the tomography of DC resistivity and seismic traveltime, 2014.

K. Samyn, Evaluation de méthodes géophysiques couplées pour la caractérisation des formations de proche surface ? Test méthodologique de l'approche d'inversion coopérative, Rapport final, BRGM/RC-65719-FR, 2016.

Y. Sasaki, Two???dimensional joint inversion of magnetotelluric and dipole???dipole resistivity data, GEOPHYSICS, vol.54, issue.2, pp.254-262, 1989.
DOI : 10.1190/1.1442649

M. K. Sen and P. L. Et-stoffa, Global Optimization Methods in Geophysical Inversion, 1995.
DOI : 10.1017/CBO9780511997570

J. A. Sethian, Level set methods, 1996.

R. E. Sheriff and L. P. Geldart, Exploration seismology. 2e Édition, 1995.

H. Shima, 2-D and 3-D resistivity image reconstruction using crosshole data, GEOPHYSICS, vol.57, issue.10, 1992.
DOI : 10.1190/1.1443195

D. M. Sima, Regularization techniques in model fitting and parameter estimation, Proefschrift voorgedragen tot het behalen van het doctoraat, 2006.

L. Slater, A. Binley, W. Daily, J. , and R. , Cross-hole electrical imaging of a controlled saline tracer injection, Journal of Applied Geophysics, vol.44, issue.2-3, pp.85-102, 2000.
DOI : 10.1016/S0926-9851(00)00002-1

N. C. Smith and K. Vozoff, Two-dimensional DC resistivity inversion for dipoledipole data, IEEE Transactions on Geoscience and Remote Sensing, pp.22-43, 1984.
DOI : 10.1109/tgrs.1984.350575

A. Tryggvason and N. Linde, Local earthquake (LE) tomography with joint inversion for P- and S-wave velocities using structural constraints, Geophysical Research Letters, vol.31, issue.10, pp.10-1029, 2006.
DOI : 10.1029/2005GL025485
URL : http://onlinelibrary.wiley.com/doi/10.1029/2005GL025485/pdf

A. Van-der-sluis and H. A. Van-der-vorst, Numerical solution of large sparse linear algebraic systems arising from tomographic problems, Seismic tomography with applications in global seismology and exploration geophysics, D. Reidel publishing company, pp.49-84, 1987.

J. Van-trier and W. Symes, Upwind finite???difference calculation of traveltimes, GEOPHYSICS, vol.56, issue.6, pp.812-821, 1991.
DOI : 10.1190/1.1443099

J. Vidale, Finite-difference calculation of travel time, Bulletin of the Seismological Society of America, vol.78, pp.2062-2076, 1988.

C. R. Vogel, Computational methods for inverse problems. Frontiers in applied mathematics, 2002.
DOI : 10.1137/1.9780898717570

K. Vozoff and D. L. Jupp, Joint Inversion of Geophysical Data, Geophysical Journal of the Royal Astronomical Society, vol.42, issue.3, pp.977-991, 1975.
DOI : 10.1111/j.1365-246X.1975.tb06462.x

Z. Wang, A. C. Bovick, H. R. Sheick, and E. P. Simoncelli, Image Quality Assessment: From Error Visibility to Structural Similarity, IEEE Transactions on Image Processing, vol.13, issue.4, pp.600-612, 2004.
DOI : 10.1109/TIP.2003.819861
URL : http://www.cns.nyu.edu/~zwang/files/papers/ssim.pdf

W. Wang and Y. Zhang, On fuzzy cluster validity indices, Fuzzy Sets and Systems, pp.2095-2117, 2007.

T. Watanabe, T. Matsuoka, and Y. Ashida, Seismic traveltime tomography using Fresnel volume approach, SEG Technical Program Expanded Abstracts 1999, pp.1402-1405, 1999.
DOI : 10.1190/1.1820777

X. L. Xie and G. A. Beni, A validity measure for fuzzy clustering, IEEE Transactions on Pattern Analysis and Machine Intelligence, vol.13, issue.8, pp.841-846, 1991.
DOI : 10.1109/34.85677

X. Yang and D. J. Labrecque, Stochastic Inversion of 3D ERT Data, Symposium on the Application of Geophysics to Engineering and Environmental Problems 1998, 1998.
DOI : 10.4133/1.2922506

M. Yi, J. Kim, C. , and S. , Enhancing the resolving power of leastsquares inversion with active constraint balancing, pp.931-941, 2003.

C. A. Zelt, A. Azaria, and A. Levander, 3D seismic refraction traveltime tomography at a groundwater contamination site, GEOPHYSICS, vol.71, issue.5, pp.67-78, 2006.
DOI : 10.1190/1.2258094

C. A. Zelt and P. J. Barton, Three-dimensional seismic refraction tomography: A comparison of two methods applied to data from the Faeroe Basin, Journal of Geophysical Research: Solid Earth, vol.108, issue.B4, pp.7187-7210, 1998.
DOI : 10.1016/S0040-1951(97)00266-7

H. Zeyen and U. Achauer, Deep structure of the baikal rift zone revealed by joint inversion of gravity and seismology Upper Mantle Heterogeneities from active and passive seismology, pp.155-168, 1997.

J. Zhang, R. L. Mackie, and T. R. Madden, 3-D resistivity forward modeling and inversion using conjugate gradients, GEOPHYSICS, vol.60, issue.5, pp.1313-1325, 1995.
DOI : 10.1190/1.1443868

J. Zhang, W. Rodi, R. L. Mackie, and W. Shi, Regularization in 3???D DC Resistivity Tomography, Symposium on the Application of Geophysics to Engineering and Environmental Problems 1996, pp.687-694, 1996.
DOI : 10.4133/1.2922333

H. Zhao, A fast sweeping method for Eikonal equations, Mathematics of Computation, vol.74, issue.250, pp.603-627, 2005.
DOI : 10.1090/S0025-5718-04-01678-3
URL : http://www.ams.org/mcom/2005-74-250/S0025-5718-04-01678-3/S0025-5718-04-01678-3.pdf

H. Zhao, Parallel implementations of the fast sweeping method, pp.6-13, 2006.

M. S. Zhdanov, Geophysical inverse theory and regularization problems, Methods in Geochemistry and Geophysics, 2001.

J. Zhou, A. Revil, M. Karaoulis, D. Hale, J. Doetsch et al., Image-guided inversion of electrical resistivity data, Geophysical Journal International, vol.197, issue.1, pp.292-309, 2014.
DOI : 10.1093/gji/ggu001

R. Bezdek, J. C. Dunn, and J. C. , Fuzzy mathematics in pattern classification A fuzzy relative of the ISODATA process and its use in detecting compact, well-separated clusters, Ph.D. Dissertation J. Cybernet, vol.3, pp.32-57, 1973.

L. A. Gallardo and M. A. Meju, Joint two-dimensional dc resistivity and seismic travel time inversion with cross-gradients constraints JaTS: a fully portable seismic tomography software based on Fresnel wavepaths and a probabilistic reconstruction approach, J. Geophys. Res. Computers and Geosciences, vol.109, issue.30, pp.925-935, 2004.

T. Günther, C. Rücker, S. , S. Pidlisecky, A. Knight et al., A new joint inversion approach applied to the combined tomography of dc resistivity and seismic refraction data Inverse problem theory : methods for data fitting and model parameter estimation, FW2.5D: A MATLAB 2.5-D electrical resistivity modeling code, Computers & Geosciences 1645-1654, 1987.

K. Vozoff and D. L. Jupp, Joint Inversion of Geophysical Data, Geophysical Journal of the Royal Astronomical Society, vol.42, issue.3, pp.977-991, 1975.
DOI : 10.1111/j.1365-246X.1975.tb06462.x

T. Watanabe, T. Matsuoka, and Y. Ashida, Seismic traveltime tomography using Fresnel volume approach, SEG Technical Program Expanded Abstracts 1999, 1999.
DOI : 10.1190/1.1820777