@misc{indiciaeb212ab7f1c92,
  title = {Sample size estimates: A preliminary analysis of sample sizes required for mark-recovery and mark-resighting studies of manatees (Trichechus manatus) in Florida},
  author = {J.M. Packard and J.D. Nichols},
  year = {1983},
  url = {https://pubs.usgs.gov/publication/5200059},
  note = {Source identifier: 5200059}
}