Patra, H.P. , Schlumberger geoelectric sounding in ground water : principles, interpretation and application / Hari Pada Patra and Sankar Kumar Nath. - vii, 153 pages : illustrations ; 23 cm. Includes bibliographic references ISBN: 9054107898 Subjects--Topical Terms: Electric prospecting. LC Class. No.: TN 269 / .P37 1999