1. Anderson, L. A. and Keller, G. V.: 1966, ‘Experimental Deep Resistivity Probes in Central and Eastern United States’,Geophysics 31, 1105–1133.
2. Asten, M. W.: 1987, ‘Full Transmitter Waveform Transient Electromagnetic Modeling and Inversion over Coal Measures’,Geophysics 52, 279–288.
3. Astrakhanstev, G. V., D'Yakonov, B. P., Bulashevich, Yu. P., Volkov, Yu. M., Ulitin, R. V. Titlinov, V. S., Kuksa, Yu. I., Bobrovnikov, N. V., Skachkov, P. P., Khachay, O. A., Krasnobaeva, A. G. and Vishnev, V. S.: 1979, ‘Investigation of the Conductivity of the Crust in the Urals’,Izvestiya, Earth Physics 15, 56–64.
4. Bailey, R. C., Craven, J. A., Macnae, J. C. and Polzer, B. D.: 1989, ‘Imaging of Deep Fluids in Archean Crust’,Nature 340, 136–138.
5. Berdichevsky, M. N., Vanyan, L. L. and Fainberg, E. B.: 1969, ‘Magnetovariational Sounding Using Spatial Derivatives of the Field’,Geomagn. Aeron. 9, 369–371.