TY - RPRT TI - Mineral resources of the Terry Badlands Wilderness Study Area, Prairie and Custer counties, Montana AU - Judith S. Gassaway AU - M. I. Toth AU - Viki Bankey AU - M. D. Kleinkopf AU - J. D. Causey PY - 1987 DO - 10.3133/b1722b UR - https://pubs.usgs.gov/publication/b1722B ID - b1722B ER -