TY  - RPRT
TI  - The U.S. Geological Survey Federal-State cooperative water-resources program
AU  - Bruce K. Gilbert
AU  - Thomas J. Buchanan
PY  - 1981
DO  - 10.3133/ofr81691
UR  - https://pubs.usgs.gov/publication/ofr81691
ID  - ofr81691
ER  -