@misc{indiciae70e9062481e0,
  title = {Land use and land cover and associated maps for Burlington, Iowa; Illinois, Missouri (Missouri portion only)},
  author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey},
  year = {1977},
  doi = {10.3133/ofr773},
  url = {https://pubs.usgs.gov/publication/ofr773},
  note = {Source identifier: ofr773}
}