Auken, E. and Christiansen, A. V., 2004, Layered and laterally constrained 2D inversion of resistivity data, Geophysics, 69(3), 752–761.
Candansayar, M. E. and Başokur, A.T., 2001, Detecting small-scale targets by the 2D inversion of two-sided three-electrode data: application to an archaeological survey, Geophysical Prospecting, 49(1), 13–25.
Cardarelli, E., Cercato, M., Cerreto, A., Filippo, G. D., 2009, Electrical resistivity and seismic refraction tomography to detect buried cavities.
Coggon, J. H., 1971, Electromagnetic and electrical modelling by the finite element method. Geophysics, 36, 132–155.
Dey, A. and Morrison, H. F., 1979, Resistivity modelling for arbitrarily shaped three-dimensional structures. Geophysics, 44, 753–780.
Daniels, J. J., 1977, Three-dimensional resistivity and induced polarization modelling using buried electrodes. Geophysics, 42, 1006–1019.
Dieter, K., Paterson, N. R. and Grant, F. S., 1969, IP and resistivity type curves for three-dimensional bodies. Geophysics, 34, 615–632.
Fehdi, C., Baali, F., Boubaya, D. and Rouabhia, A., 2011, Detection of sinkholes using 2D electrical resistivity imaging in the Cheria Basin (north-east of Algeria). Arab. J. Geosci., 14(1-2), 181-187, DOI: 10.1007/s12517-009-0117- 2.
Fox, R. C., Hohmann, G. W., Killpack, T. J. and Rijo, L., 1980, Topographic effects in resistivity and induced-polarization surveys. Geophysics, 45, 75–93.
Jahandari, H. and Farquharson, C. G., 2013, Forward modeling of gravity data using finite-volume and finite-element methods on unstructured grids. Geophysics, 78(3), G69-G80.
Hohmann, G. W., 1975, Three-dimensional induced polarization and electromagnetic modelling. Geophysics, 40, 309–324.
Holcombe, H. T. and Jiracek, G. R., 1984, Three-dimensional terrain correction in resistivity surveys. Geophysics, 49, 439–452.
Lee, T., 1975, An integral equation and its solution for some two- and three-dimensional problems in resistivity and induced polarization. Geophysical Journal of the Royal Astronomical Society, 42, 81–95.
Li, Y. and Spitzer, K., 2002, 3D direct current resistivity forward modeling using finite element in comparison with finite-difference solutions, Geophys. J. Int., 151, 924–934.
Li, Y. and Spitzer, K., 2005, Finite-element resistivity modeling for 3D structures with arbitrary anisotropy. Phys. Earth Planet. Inter., 150, 15–27.
Marescot, L., Lopes, S. P., Rigobert, S. and Green, A. G., 2008, Nonlinear inversion of geoelectric data acquired across 3D objects using a finite-element approach, Geophysics, 73, F121–F133.
Mendez-Delgado, S., Gomez-Trevino, E., and Perez-Flores, M. A., 1999, Forward modelling of direct current and low-frequency electromagnetic ﬁelds using integral equations. Geophys. J. Internal., 137, 336–352.
Mufti, I. R., 1976, Finite-difference resistivity modeling for arbitrarily shaped two-dimensional structures. Geophysics, 41, 62–78.
Nwankwo, L. I., 2011, 2D resistivity Survey for Groundwater Exploration in a Hard Rock Terrain: A case Study of MAGDAS Observatory, UNILORIN, Nigeria. Asian J. Earth Sci., 4(1), 46-53.
Okabe, M., 1981, Boundary element method for the arbitrary inhomogeneities problem in electrical prospecting. Geophysical Prospecting, 29, 39–59.
Oppliger, G. L., 1984, Three-dimensional terrain corrections for misea-la-masse and magnetometric resistivity surveys. Geophysics, 49, 1718–1729.
Perez-Flores, M. A., Méndez-Delgado, S. and Gomez-Treviño, E., 2001, Imaging low frequency and dc electromagnetic fields using a simple linear approximation. Geophysics, 66, 1067–1081.
Pratt, D. A., 1972, The surface integral approach to the solution of the 3D resistivity problem. Bulletin of the Australian Society for Exploration Geophysics, 3, 33–50.
Pridmore, D. F., Hohmann, G. W., Ward, S. H. and Sill, W. R., 1981, An investigation of finite element modelling for electrical and electromagnetic data in three dimensions. Geophysics, 46, 1009–1024.
Ren, Z. and Tang, J., 2010, 3D direct current resistivity modeling with unstructured mesh by adaptive finite-element method. Geophysics, 75, H7–H17.
Sasaki, Y., 1994, 3D resistivity inversion using the finite-element method, Geophysics, 59, 1839–1848.
Schoor, M. V, 2002, Detection of sinkholes using 2D electrical resistivity imaging. Journal of Applied Geophysics, 50, 393–399.
Scribe, H., 1981, Computations of the electrical potential in the three-dimensional structure. Geophysical Prospecting, 29, 790–802.
Simpson, F. and Bahr, K., 2005, Practical magnetotellurics. Cambridge University Press.
Spitzer, K., 1995, A 3D finite difference algorithm for DC resistivity modelling using conjugate gradient methods. Geophysical Journal International, 123, 903–914.
Tsourlos, P. I. and Ogilvy, R. D., 1999, An algorithm for the 3D inversion of tomographic resistivity and induced polarization data: preliminary results. J. Balkan Geophys. Soc., 2, 30–45.
Xu, S. Z., Guo, Z. C. and Zhao, S. K., 1988, An integral formulation for three-dimensional terrain modelling for resistivity surveys. Geophysics, 53, 546–552.
Wu, X., Xiao, Y., Qi, C. and Wang, T., 2003, Computations of secondary potential for 3D DC resistivity modeling using an incomplete Choleski conjugate-gradient method. Geophysical Prospecting, 51, 567–577.
Zhdanov, M. S., 2009, Geophysical Electromagnetic Theory and Methods. Elsevier.
Zhao, S. K. and Yedlin, M. J., 1996, Some refinements on the finite difference method for 3D DC resistivity modelling. Geophysics, 61, 1301–1307.