TY - RPRT TI - Differences in results of analyses of concurrent and split stream-water samples collected and analyzed by the US Geological Survey and the Illinois Environmental Protection Agency, 1985-91 AU - Charles S. Melching AU - R.H. Coupe PY - 1995 DO - 10.3133/wri944141 UR - https://pubs.usgs.gov/publication/wri944141 ID - wri944141 ER -