@misc{indiciae8d61fbbbead7,
  title = {Reconnaissance geology of the upper St. John and Allagash River basins, Maine},
  author = {Eugene L. Boudette and Norman L. Hatch and David S. Harwood},
  year = {1976},
  doi = {10.3133/b1406},
  url = {https://pubs.usgs.gov/publication/b1406},
  note = {Source identifier: b1406}
}