@misc{indiciaecf3750fabb09,
  title = {Stratigraphic sections of Cretaceous rocks of the northern Denver Basin, northeastern Colorado and southeastern Wyoming},
  author = {Louise W. Kiteley},
  year = {1978},
  doi = {10.3133/oc78},
  url = {https://pubs.usgs.gov/publication/oc78},
  note = {Source identifier: oc78}
}