TY - RPRT TI - Use of geophysical logs in recognizing depositional environments in the Tongue River Member of the Fort Union Formation, Powder River area, Wyoming and Montana AU - R. M. Flores AU - J.C. Toth AU - T.A. Moore PY - 1982 DO - 10.3133/ofr82576 UR - https://pubs.usgs.gov/publication/ofr82576 ID - ofr82576 ER -