@misc{indiciaec04bed8fc7a7,
  title = {The geohydrologic system and probable effects of mining in the Sand Creek-Hanks lignite area, western Williams County, North Dakota},
  author = {C. A. Armstrong},
  year = {1985},
  doi = {10.3133/wri854089},
  url = {https://pubs.usgs.gov/publication/wri854089},
  note = {Source identifier: wri854089}
}