@misc{indiciae65cc44ac801f,
  title = {Geologic map of the Sherbrooke-Lewiston area, Maine, New Hampshire, and Vermont},
  year = {1984},
  doi = {10.3133/ofr84650},
  url = {https://pubs.usgs.gov/publication/ofr84650},
  note = {Source identifier: ofr84650}
}