TY  - RPRT
TI  - Scientific and technical, spatial, and bibliographic data bases and systems of the U.S. Geological Survey, 1983; including other Federal agencies
AU  - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey
PY  - 1983
DO  - 10.3133/cir817
UR  - https://pubs.usgs.gov/publication/cir817
ID  - cir817
ER  -