95ec0d2f82 Assuming a zero regional, Parasnis presented a linear relationship between the relative gravity and the average surface rock density. Journal of Applied Geophysics 138 (2017) 114126 Corresponding author. . (Parasnis, 1996, Telford et al., 1990, Bery et al., 2012). An introduction to electrical resistivity in geophysics . applied physics courses take many . The Electric Skin Effect Field 12 9 8 . D. S. Parasnis 271 Introduction . Interpretation theory in applied geophysics: . D. S. Parasnis: Principles of Applied Geophysics. Methuen and Co. Ltd. London 1962. 176 s., 64 ill. 13 X 19 cm. 21 sh.