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2. C.T. Barnett, 1972 , Theoretical modelling of induced polarization effects due to arbitrary shaped bodies , Unpublished Ph.D. thesis Colorado School of Mines, Golden, Colorado U.S.A., 239 pp.
3. THE USE OF FILTERED BESSEL FUNCTIONS IN DIRECT INTERPRETATION OF GEOELECTRICAL SOUNDINGS *
4. ELECTROMAGNETIC AND ELECTRICAL MODELING BY THE FINITE ELEMENT METHOD