@misc{indiciaebc9e6f5416e7,
  title = {Floods in the Aguadilla-Aguada area, northwestern Puerto Rico},
  author = {Carl G. Johnson},
  year = {1972},
  doi = {10.3133/ha457},
  url = {https://pubs.usgs.gov/publication/ha457},
  note = {Source identifier: ha457}
}