@misc{indiciae565a32eabfeb,
  title = {Influence of caustic and water leaching on analcime-bearing and analcime-free pyrolyzed oil shale from the Green River Formation, Piceance Creek Basin, Colorado},
  author = {George A. Desborough and Wayne Mountjoy and Irving C. Frost},
  year = {1975},
  doi = {10.3133/ofr75156},
  url = {https://pubs.usgs.gov/publication/ofr75156},
  note = {Source identifier: ofr75156}
}