TY  - RPRT
TI  - Distribution patterns of American black duck and mallard winter band recoveries
AU  - Duane R. Diefenbach
AU  - James D. Nichols
AU  - James E. Hines
PY  - 1988
DO  - 10.2307/3800934
UR  - https://pubs.usgs.gov/publication/5220617
ID  - 5220617
ER  -