Gal'perin, E. I. (Evsei Iosifovich), 1920- Vertical seismic profiling by E. I Gal'perin - Tulsa, Oklahoma Society of Exploration Geophysicists 1974 - 270 p. : ill. ; 23 cm. - Society of Exploration Geophysicists no. 12 . translated by Alfred J. Hermont dited by J. E. White p. 261-270 LCCN: 74-83416 Subjects--Personal Names: Prospective--Geophysical methods--Periodicals Subjects--Topical Terms: Seismic prospecting