@book {VanAndel1981,
	title = {{Science at sea: Tales of an old ocean}},
	year = {1981},
	pages = {198},
	publisher = {W.H. Freeman},
	organization = {W.H. Freeman},
	address = {San Francisco, Calif.},
	isbn = {0716713632},
	author = {van Andel, T J}
}
