@misc{indiciae2b87a06f7505,
  title = {Rôle of water conditions in the formation and differentiation of common (banded) coals},
  author = {D. White},
  year = {1933},
  doi = {10.2113/gsecongeo.28.6.556},
  url = {https://pubs.usgs.gov/publication/70221690},
  note = {Source identifier: 70221690}
}