@misc{indiciae4e48876ec76e,
  title = {Ground-water data For Michigan, 1975},
  author = {G.C. Huffman},
  year = {1976},
  doi = {10.3133/ofr77139},
  url = {https://pubs.usgs.gov/publication/ofr77139},
  note = {Source identifier: ofr77139}
}