@misc{indiciae555ca4b8782b,
  title = {Mapping closed depressions in the karst region of northwest Puerto Rico using lidar-derived elevation data obtained in 2018 after Hurricane Maria},
  author = {Lillian G. Smith and Daniel H. Doctor and Cheyenne L. Cox},
  year = {2023},
  url = {https://pubs.usgs.gov/publication/70267462},
  note = {Source identifier: 70267462}
}