@misc{indiciaef58d42ec6722,
  title = {Geologic map and cross sections of the Gallinas Creek area, Sangre de Cristo Mountains, San Miguel County, New Mexico},
  author = {E.H. Baltz},
  year = {1972},
  doi = {10.3133/i673},
  url = {https://pubs.usgs.gov/publication/i673},
  note = {Source identifier: i673}
}