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Cari koleksi dengan cepat sesuai kebutuhan Anda.The solution of the geophysical electromagnetic (EM) modelling problem on unstructured tetrahedral-Vorono¨ı grids using EM potentials is investigated. Unstructured grids enable accurate representation of geological structures and interfaces and allow local refinements that can be beneficial in the mesh, for example, at the observation points and at the source. The time-harmonic Helmholtz…