TY - RPRT TI - The effects of coal mining on the hydrologic environment of selected stream basins in southern West Virginia AU - J. W. Borchers AU - T. A. Ehlke AU - M.V. Mathes AU - S. C. Downs PY - 1991 DO - 10.3133/wri844300 UR - https://pubs.usgs.gov/publication/wri844300 ID - wri844300 ER -