TY - RPRT TI - Spatial and temporal variability of the overall error of National Atmospheric Deposition Program measurements determined by the USGS collocated-sampler program, water years 1989-2001 AU - G.A. Wetherbee AU - N.E. Latysh AU - J.D. Gordon PY - 2005 DO - 10.1016/j.envpol.2004.11.014 UR - https://pubs.usgs.gov/publication/70029348 ID - 70029348 ER -