TY  - RPRT
TI  - Water-resources activities of the U.S. Geological Survey in South Dakota; fiscal years 1986-87
AU  - E. M. Decker
PY  - 1987
DO  - 10.3133/ofr87383
UR  - https://pubs.usgs.gov/publication/ofr87383
ID  - ofr87383
ER  -