@book{17830,
	author = {Galʹperin, E. I. and Kennett, Peter.},
	title = {Vertical seismic profiling and its exploration potential /},
	publisher = {D. Reidel ;},
	year = {1985.},
	series = {Seismology and exploration geophysics},
	address = {Dordrecht ;},
	note = {Translation of: Vertikalʹnoe seĭsmicheskoe profilirovanie.}
}