@misc{indiciaef27930df0e07,
  title = {Upgrade to MODFLOW-GUI; addition of MODPATH, ZONEBDGT, and additional MODFLOW packages to the U.S. Geological Survey MODFLOW-96 Graphical-User Interface},
  author = {R.B. Winston},
  year = {1999},
  doi = {10.3133/ofr99184},
  url = {https://pubs.usgs.gov/publication/ofr99184},
  note = {Source identifier: ofr99184}
}