@misc{indiciae0080cd013f2e,
  title = {West-east stratigraphic transect of Cretaceous rocks in the northern Rocky Mountains and Great Plains regions, southwestern Montana to southwestern Minnesota},
  author = {T. S. Dyman and K. W. Porter and R. G. Tysdal and W. A. Cobban and J. E. Fox and R. H. Hammond and D. J. Nichols and W. J. Perry and D. D. Rice and D. R. Setterholm and G. W. Shurr and J. C. Haley and D. E. Lane and S.B. Anderson and E. B. Campen},
  year = {1995},
  doi = {10.3133/i2474a},
  url = {https://pubs.usgs.gov/publication/i2474A},
  note = {Source identifier: i2474A}
}