@misc{indiciae408cf0bd1544,
  title = {Geology and ground-water resources of Atascosa and Frio Counties, Texas},
  author = {John T. Lonsdale},
  year = {1935},
  doi = {10.3133/wsp676},
  url = {https://pubs.usgs.gov/publication/wsp676},
  note = {Source identifier: wsp676}
}