TY  - RPRT
TI  - How do migratory species add ecosystem service value to wilderness? Calculating the spatial subsidies provided by protected areas
AU  - Laura Lopez-Hoffman
AU  - Darius J. Semmens
AU  - Jay Diffendorfer
PY  - 2013
UR  - https://pubs.usgs.gov/publication/70181794
ID  - 70181794
ER  -