TY - RPRT TI - Faults and structure in the Pierre Shale, central south Dakota AU - Thomas C. Nichols AU - Donley S. Collins AU - Meridee Jones-Cecil AU - Henri S. Swolfs PY - 1994 DO - 10.1130/spe287-p211 UR - https://pubs.usgs.gov/publication/70187601 ID - 70187601 ER -