@misc{indiciaee1949f7fcbf3,
  title = {Geologic reconnaissance in western Liberia},
  author = {G. W. Leo and R.W. White},
  year = {1967},
  doi = {10.3133/ofr67147},
  url = {https://pubs.usgs.gov/publication/ofr67147},
  note = {Source identifier: ofr67147}
}