TY  - RPRT
TI  - U.S. Geological Survey probabilistic methodology for oil and gas resource appraisal of the United States
AU  - R. A. Crovelli
PY  - 1984
DO  - 10.1007/bf01036705
UR  - https://pubs.usgs.gov/publication/70014067
ID  - 70014067
ER  -