@misc{indiciae0190ee9cb852,
  title = {Ground-water data for Michigan 1986},
  author = {G.C. Huffman},
  year = {1988},
  doi = {10.3133/ofr8887},
  url = {https://pubs.usgs.gov/publication/ofr8887},
  note = {Source identifier: ofr8887}
}