TY  - RPRT
TI  - Sample size estimates: A preliminary analysis of sample sizes required for mark-recovery and mark-resighting studies of manatees (Trichechus manatus) in Florida
AU  - J.M. Packard
AU  - J.D. Nichols
PY  - 1983
UR  - https://pubs.usgs.gov/publication/5200059
ID  - 5200059
ER  -