@book{27064,
	author = {Miller, A. K.},
	title = {The nautiloid cephalopods of the Pennsylvanian system in the mid-continent region,},
	publisher = {Printed by the authority of the state of Nebraska,},
	year = {1933.},
	series = {Nebraska.  Gelogical survey.  Bulletin 9, second ser.},
	address = {[Lincoln]}
}