TY  - RPRT
TI  - Publications of the U.S. Geological Survey, 1990
AU  - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey
PY  - 1990
DO  - 10.3133/70043727
UR  - https://pubs.usgs.gov/publication/70043727
ID  - 70043727
ER  -