TY - RPRT TI - Geohydrology and potential effects of coal mining in 12 coal-lease areas, Powder River structural basin, northeastern Wyoming AU - J.L. Fogg AU - M.W. Martin AU - P. B. Daddow PY - 1991 DO - 10.3133/wri874102 UR - https://pubs.usgs.gov/publication/wri874102 ID - wri874102 ER -