TY - RPRT TI - Flow-specific trends in river-water quality resulting from the effects of the clean air act in three mesoscale, forested river basins in the northeastern United States through 2002 AU - Peter S. Murdoch AU - J. B. Shanley PY - 2006 DO - 10.1007/s10661-005-9028-1 UR - https://pubs.usgs.gov/publication/70028320 ID - 70028320 ER -