TY - RPRT TI - Water-resources investigations of the U.S. Geological Survey in South Dakota, project status summary, July 1, 1983 AU - E. F. LeRoux AU - E.M. Decker PY - 1983 DO - 10.3133/ofr83754 UR - https://pubs.usgs.gov/publication/ofr83754 ID - ofr83754 ER -