@misc{indiciaeb401e657d7ee,
  title = {Regional disconformities in Turonian and Coniacian (Upper Cretaceous) strata in Colorado, Wyoming, and adjoining states - Biochronological evidence},
  author = {E. Allen Merewether and William A. Cobban and John D. Obradovich},
  year = {2007},
  doi = {10.2113/gsrocky.42.2.95},
  url = {https://pubs.usgs.gov/publication/70030991},
  note = {Source identifier: 70030991}
}