TY - RPRT TI - Analyses of flood-flow frequency for selected gaging stations in South Dakota through September 1985 AU - E.B. Hoffman AU - M.E. Freese AU - D.R. Winter PY - 1986 DO - 10.3133/ofr86496 UR - https://pubs.usgs.gov/publication/ofr86496 ID - ofr86496 ER -