TY  - RPRT
TI  - Effect of restrictive harvest regulations on survival and recovery rates of American black ducks
AU  - C.M. Francis
AU  - J.R. Sauer
AU  - J.R. Serie
PY  - 1998
DO  - 10.2307/3802021
UR  - https://pubs.usgs.gov/publication/5223806
ID  - 5223806
ER  -