@misc{indiciae9346da69466f,
  title = {Irrigated cropland, 1978, Todd County, South Dakota},
  author = {Peter Jonas and Bruce Wright},
  year = {1979},
  doi = {10.3133/ofr791627},
  url = {https://pubs.usgs.gov/publication/ofr791627},
  note = {Source identifier: ofr791627}
}