TY  - RPRT
TI  - Status of the peregrine falcon in the Rocky Mountains and the southwestern United States, Baja California, and Mexico (south of Texas)
AU  - Ron Porter
AU  - G.R. Craig
AU  - D. H. Ellis
AU  - J.H. Enderson
AU  - W.G. Hunt
PY  - 1978
UR  - https://pubs.usgs.gov/publication/5211247
ID  - 5211247
ER  -