TY  - RPRT
TI  - Mapping Applications Center, National Mapping Division, U.S. Geological Survey
AU  - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey
PY  - 1996
DO  - 10.3133/fs19996
UR  - https://pubs.usgs.gov/publication/fs19996
ID  - fs19996
ER  -