@misc{indiciaeb986c6f65dc3,
  title = {Mineral deposits of Kodiak and the neighboring islands},
  author = {G. C. Martin},
  year = {1913},
  doi = {10.3133/b542e},
  url = {https://pubs.usgs.gov/publication/b542E},
  note = {Source identifier: b542E}
}