@misc{indiciaee2369a302879,
  title = {Geology and geochemistry of the Wanamu-Blue Mountains area, Waini SW, Guyana},
  author = {Bruce E. Kilpatrick},
  year = {1968},
  doi = {10.3133/ofr68157},
  url = {https://pubs.usgs.gov/publication/ofr68157},
  note = {Source identifier: ofr68157}
}