@misc{indiciaeafd630333974,
  title = {Irrigated cropland, 1978, Laramie County, Wyoming},
  author = {Thomas Johnson},
  year = {1980},
  doi = {10.3133/ofr80638},
  url = {https://pubs.usgs.gov/publication/ofr80638},
  note = {Source identifier: ofr80638}
}