TY  - RPRT
TI  - Workshop summary: Species and population status and distribution
AU  - J.D. Nichols
AU  - D.V. Derksen
AU  - R. L. Jarvis
AU  - John T. Ratti
PY  - 1988
UR  - https://pubs.usgs.gov/publication/5210080
ID  - 5210080
ER  -