@misc{indiciae504d685c471f,
  title = {Geology and water quality at selected locations in the San Antonio area, Texas, Progress Report, 1969},
  author = {R.D. Reeves and J.F. Blakey},
  year = {1970},
  doi = {10.3133/ofr70272},
  url = {https://pubs.usgs.gov/publication/ofr70272},
  note = {Source identifier: ofr70272}
}