@misc{indiciae8c3dadc9a734,
  title = {Nomenclature and correlation of some upper Precambrian and basal Cambrian sequences in western Utah and southeastern Idaho},
  author = {Max D. Crittenden and Frederick E. Schaeffer and D. E. Trimble and Lee A. Woodward},
  year = {1971},
  doi = {10.1130/0016-7606(1971)82[581:nacosu]2.0.co;2},
  url = {https://pubs.usgs.gov/publication/70227309},
  note = {Source identifier: 70227309}
}