TY - RPRT TI - Distribution and variability of redox zones controlling spatial variability of arsenic in the Mississippi River Valley alluvial aquifer, southeastern Arkansas AU - M.U. Sharif AU - R.K. Davis AU - K.F. Steele AU - B. Kim AU - P.D. Hays AU - T.M. Kresse AU - J.A. Fazio PY - 2008 DO - 10.1016/j.jconhyd.2008.03.001 UR - https://pubs.usgs.gov/publication/70000350 ID - 70000350 ER -