@misc{indiciaec94572dbab52,
  title = {Gotta-Walden mine, Portland, Connecticut},
  author = {E.N. Cameron and G.B. Burnett and V.E. Shainin},
  year = {1943},
  doi = {10.3133/ofr4354},
  url = {https://pubs.usgs.gov/publication/ofr4354},
  note = {Source identifier: ofr4354}
}