TY - BOOK AU - Koefoed,Otto AU - Patra,H.P. AU - Mallick,K. TI - Geosounding principles T2 - Methods in geochemistry and geophysics AV - TN269 K63 PY - 1979///-1980 CY - Amsterdam PB - Elsevier Scientific KW - Prospección KW - Métodos geofísicos N1 - Contenido: 1. Resistivity sounding measurements.--2. Patra, H. P. and Malik K. time-varying geoelectric soundings ER -