@misc{indiciae751ca972d54f,
  title = {Sketch maps showing areal extent, thickness and amount of commercial-quality peat in deposits of southern and western Maine},
  author = {C. C. Cameron and M.K. Mullen},
  year = {1982},
  doi = {10.3133/ofr82184},
  url = {https://pubs.usgs.gov/publication/ofr82184},
  note = {Source identifier: ofr82184}
}