@misc{indiciaedf812b4720a5,
  title = {Contributions to economic geology, 1918 : Part II - Mineral fuels},
  author = {David White},
  year = {1919},
  doi = {10.3133/b691},
  url = {https://pubs.usgs.gov/publication/b691},
  note = {Source identifier: b691}
}