TY - RPRT TI - Geologic structure and altitude of the top of the Minnelusa Formation, northeastern Black Hills, South Dakota AU - Kathy D. Peter AU - David P. Kyllonen AU - Kathy R. Mills PY - 1988 DO - 10.3133/wri854233 UR - https://pubs.usgs.gov/publication/wri854233 ID - wri854233 ER -