@misc{indiciae9a24eab2ef8b,
  title = {A three-dimensional ground-water-flow model modified to reduce computer-memory requirements and better simulate confining-bed and aquifer pinchouts},
  author = {P.P. Leahy},
  year = {1982},
  doi = {10.3133/wri824023},
  url = {https://pubs.usgs.gov/publication/wri824023},
  note = {Source identifier: wri824023}
}