@misc{indiciae73abed5bf819,
  title = {Documentation of a steady-state saltwater-intrusion model for three-dimensional ground-water flow, and user's guide},
  author = {D. B. Sapik},
  year = {1988},
  doi = {10.3133/ofr87526},
  url = {https://pubs.usgs.gov/publication/ofr87526},
  note = {Source identifier: ofr87526}
}