TY  - RPRT
TI  - Manatee response to boating activity in a thermal refuge
AU  - C.A. Buckingham
AU  - L.W. Lefebvre
AU  - J.M. Schaefer
AU  - H. I. Kochman
PY  - 1999
UR  - https://pubs.usgs.gov/publication/70021474
ID  - 70021474
ER  -