Patra H P Geosounding principles : Time-verying geolectric soudings - Amsterdam Elsevier Scientific Publishing 1980 - xv, 419p. cm. - Methods in geochemistry and geophysics; 14A-14B . Standard No.: 37278 Source: Textual Subjects--Topical Terms: Acoustics SoundPhysics Dewey Class. No.: C3:(H), M0