@misc{indiciaec577cf53c928,
  title = {Documentation for the MODFLOW 6 Groundwater Flow Model},
  author = {Christian D. Langevin and Joseph D. Hughes and Edward R. Banta and Richard G. Niswonger and Sorab Panday and Alden M. Provost},
  year = {2017},
  doi = {10.3133/tm6a55},
  url = {https://pubs.usgs.gov/publication/tm6A55},
  note = {Source identifier: tm6A55}
}