@misc{indiciae34f3e8ed9d57,
  title = {Geology and coal resources of the Homer district, Kenai coal field, Alaska},
  author = {F.F. Barnes and E.H. Cobb},
  year = {1959},
  doi = {10.3133/b1058f},
  url = {https://pubs.usgs.gov/publication/b1058F},
  note = {Source identifier: b1058F}
}