@misc{indiciae66048fb8b6ce,
  title = {Modifications and corrections to the finite-difference model for simulation of three-dimensional ground-water flow},
  author = {L.J. Torak},
  year = {1982},
  doi = {10.3133/wri824025},
  url = {https://pubs.usgs.gov/publication/wri824025},
  note = {Source identifier: wri824025}
}