data inversion Argentina 10 electrical resistivity 8 magnetotelluric method 8 visualization 6 Electromagnetic induction 4 Frequency domains 4 Magnetotelluric 4 Soils 4 South America 4 craton 4 data acquisition 4 electrical conductivity 4 electrical method 4 electromagnetic field 4 electromagnetic method 4 excavation 4 geoelectric field 4 one-dimensional modeling 4 two-dimensional modeling 4 1D inversion 2 2D inversion 2 3D distortions caused by a pipe and an excavation 2 3D numerical simulation 2 Active volcanoes 2 Ambargasta-Sumampa Range 2 Andean foreland 2 Andean orogeny 2 Anoxic sediments 2 Best fit 2