@book{28020,
	author = {Grawe, Oliver Rudolph,},
	title = {Pyrites deposits of Missouri,},
	publisher = {Missouri Geological survey and water resources,},
	year = {1945.},
	series = {Missouri.  Geological survey and water resources.  [Reports]  vol. XXX, 2d ser.},
	address = {Rolla, Mo.,}
}