@book{28059,
	author = {Rothrock, E. P.},
	title = {The surface of a portion of the James basin in South Dakota,},
	publisher = {University of South Dakota,},
	year = {1946.},
	series = {South Dakota. State geologist. Report of investigations,},
	address = {Vermillion, S.D.,},
	note = {Cover-title.}
}