@misc{indiciae61c0f2d9b6bf,
  title = {USGS minimum commercially developable field size},
  author = {Emil D. Attanasi},
  year = {1988},
  doi = {10.3133/ofr1988373},
  url = {https://pubs.usgs.gov/publication/ofr1988373},
  note = {Source identifier: ofr1988373}
}