@misc{indiciaef129c4038d39,
  title = {Stratigraphy, depositional environments, and paleogeography of coal-bearing strata in the Upper Cretaceous Mesaverde Group, central Grand Hogback, Garfield County, Colorado},
  author = {D. J. Madden-McGuire},
  year = {1989},
  doi = {10.3133/pp1485},
  url = {https://pubs.usgs.gov/publication/pp1485},
  note = {Source identifier: pp1485}
}