@misc{indiciaeeddc5c9f4b28,
  title = {Ground-water resources of Wheeler and eastern Gray Counties, Texas},
  author = {Marion Louis Maderak},
  year = {1969},
  doi = {10.3133/ofr69333},
  url = {https://pubs.usgs.gov/publication/ofr69333},
  note = {Source identifier: ofr69333}
}