@misc{indiciae45f9bfcc63f4,
  title = {Geologic map of the Lower Grand Wash cliffs and vicinity, Mohave County, Northwestern Arizona},
  author = {George H. Billingsley and L. Sue Beard and Susan S. Priest and Jessica L. Wellmeyer and Debra L. Block},
  year = {2004},
  doi = {10.3133/mf2427},
  url = {https://pubs.usgs.gov/publication/mf2427},
  note = {Source identifier: mf2427}
}