@misc{indiciae321fadfb8911,
  title = {Estimates of 7-day, 10-year minimum flows at selected stream sites in Puerto Rico},
  author = {Ernest D. Cobb},
  year = {1978},
  doi = {10.3133/ofr78583},
  url = {https://pubs.usgs.gov/publication/ofr78583},
  note = {Source identifier: ofr78583}
}