Quinnild, C.L.; Cosby, H.E. 1958. Relicts of climax vegetation on two mesas in western North Dakota. Ecology 39(1): 29-32.
Quinnild, C.L.; Cosby, H.E. 1958. Relicts of climax vegetation on two mesas in western North Dakota. Ecology 39(1): 29-32.