@misc{indiciae64df13bf72f5,
  title = {Geologic map of parts of the Grandmother Mountain East and Grandmother Mountain West quadrangles, Luna County, New Mexico},
  author = {C.H. Thorman and Harald Drewes},
  year = {1979},
  doi = {10.3133/mf1088},
  url = {https://pubs.usgs.gov/publication/mf1088},
  note = {Source identifier: mf1088}
}