@misc{indiciae4465e32d2289,
  title = {Geology of the Camuy quadrangle, Puerto Rico},
  author = {Watson Hiner Monroe},
  year = {1963},
  doi = {10.3133/gq197},
  url = {https://pubs.usgs.gov/publication/gq197},
  note = {Source identifier: gq197}
}