@book{96500,
	author = {Research Analysis Group. and United States},
	title = {Physics of sound in the sea.},
	publisher = {Dept. of the Navy, Headquarters Naval Material Command; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.]},
	year = {1969.},
	address = {Washington},
	note = {"NAVMAT P-9675."}
}