@misc{indiciaedfba0c4fb5db, title = {Three unedited stratigraphic sections of Cretaceous and Paleocene rocks of the Northern Great Plains, Montana, North Dakota, and South Dakota}, author = {Dudley D. Rice}, year = {1975}, doi = {10.3133/ofr7598}, url = {https://pubs.usgs.gov/publication/ofr7598}, note = {Source identifier: ofr7598} }