@misc{indiciaea6d4588ae97e,
  title = {MODFLOW-2005 : the U.S. Geological Survey modular ground-water model--the ground-water flow process},
  author = {Arlen W. Harbaugh},
  year = {2005},
  doi = {10.3133/tm6a16},
  url = {https://pubs.usgs.gov/publication/tm6A16},
  note = {Source identifier: tm6A16}
}