@misc{indiciae60b1a5721e94,
  title = {Photogeologic map of the Chaco Canyon-2 quadrangle, McKinley County, New Mexico},
  author = {A. N. Kover},
  year = {1960},
  doi = {10.3133/i315},
  url = {https://pubs.usgs.gov/publication/i315},
  note = {Source identifier: i315}
}