TY  - RPRT
TI  - The Geothermal Research Program for the U.S. Geological Survey
AU  - Wendell A. Duffield
AU  - Marianne Guffanti
PY  - 1981
DO  - 10.3133/ofr81564
UR  - https://pubs.usgs.gov/publication/ofr81564
ID  - ofr81564
ER  -