@misc{indiciaedaedc8f43747,
  title = {Preliminary comparison of bird species diversity and density in Luquillo and Guanica Forests},
  author = {C. B. Kepler and A.K. Kepler},
  year = {1970},
  url = {https://pubs.usgs.gov/publication/5210057},
  note = {Source identifier: 5210057}
}