TY  - RPRT
TI  - A warbler in trouble: Dendroica cerulea
AU  - C.S. Robbins
AU  - J.W. Fitzpatrick
AU  - P.B. Hamel
PY  - 1992
UR  - https://pubs.usgs.gov/publication/5210693
ID  - 5210693
ER  -