@misc{indiciaed86972d249ed,
  title = {Resins in Paleozoic plants and in coals of high rank},
  author = {David White},
  year = {1914},
  doi = {10.3133/pp85e},
  url = {https://pubs.usgs.gov/publication/pp85E},
  note = {Source identifier: pp85E}
}