@misc{indiciae68558640044f,
  title = {Water-resources investigations in Texas, FY 1972},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1972},
  doi = {10.3133/ofr72421},
  url = {https://pubs.usgs.gov/publication/ofr72421},
  note = {Source identifier: ofr72421}
}