@misc{indiciae79877b9ab839,
  title = {Map showing coal fields and distribution of coal-bearing rocks in the eastern part of southern Alaska},
  author = {Carleen D. Holloway},
  year = {1977},
  doi = {10.3133/ofr77169d},
  url = {https://pubs.usgs.gov/publication/ofr77169D},
  note = {Source identifier: ofr77169D}
}