@misc{indiciaed439d93dbf0d,
  title = {Pecos National Monument, New Mexico: Its geologic setting},
  author = {Ross Byron Johnson},
  year = {1969},
  doi = {10.3133/b1271e},
  url = {https://pubs.usgs.gov/publication/b1271E},
  note = {Source identifier: b1271E}
}