TY  - RPRT
TI  - Evening flights of female northern pintails from a major roost site
AU  - R. R. Cox
AU  - A. D. Afton
PY  - 1996
DO  - 10.2307/1369861
UR  - https://pubs.usgs.gov/publication/1001789
ID  - 1001789
ER  -