@misc{indiciaef8a55046fa4f,
  title = {Unstable sulfur compounds and the origin of roll-type uranium deposits},
  author = {H.C. Granger and C. G. Warren},
  year = {1969},
  doi = {10.2113/gsecongeo.64.2.160},
  url = {https://pubs.usgs.gov/publication/70223837},
  note = {Source identifier: 70223837}
}