@misc{indiciae49608d65fb9b,
  title = {Simulation of ground-water flow and areas contributing ground water to production wells, Cadillac, Michigan},
  author = {Christopher J. Hoard and D.B. Westjohn},
  year = {2005},
  doi = {10.3133/ofr20051012},
  url = {https://pubs.usgs.gov/publication/ofr20051012},
  note = {Source identifier: ofr20051012}
}