@misc{indiciae42621cb7eee6,
  title = {MODFLOW-2000, the U.S. Geological Survey modular ground-water model -- Three additions to the Hydrogeologic-Unit Flow (HUF) Package: Alternative storage for the uppermost active cells, Flows in hydrogeologic units, and the Hydraulic-conductivity depth-dependence (KDEP) capability},
  author = {Evan R. Anderman and Mary C. Hill},
  year = {2003},
  doi = {10.3133/ofr03347},
  url = {https://pubs.usgs.gov/publication/ofr03347},
  note = {Source identifier: ofr03347}
}