@book{277655,
	author = {Schwan, Herman P. and Naval Weapons Laboratory (U.S.)},
	title = {Biological hazards from exposure to ELF electrical fields and potentials /},
	publisher = {Naval Weapons Laboratory,},
	year = {1972]},
	series = {NWL Technical Report TR ;},
	address = {[Dahlgren, Virigina :},
	note = {Mar. 1972.}
}