TY  - RPRT
TI  - Population trends of North American shorebirds based on the International Shorebird Survey
AU  - M.A. Howe
AU  - P.H. Geissler
AU  - B. A. Harrington
PY  - 1989
DO  - 10.1016/0006-3207(89)90035-9
UR  - https://pubs.usgs.gov/publication/5222275
ID  - 5222275
ER  -