@book{233316,
	author = {Keller, George Vernon, and Frischknecht, Frank C.},
	title = {Electrical methods in geophysical prospecting,},
	publisher = {Pergamon,},
	year = {1966.},
	series = {International series of monographs in electromagnetic waves,},
	address = {Oxford ;},
	edition = {1st. ed.}
}