TY - RPRT TI - Formation of perched ground-water zones and concentrations of selected chemical constituents in water, Idaho National Engineering Laboratory, Idaho, 1986-88 AU - L.D. Cecil AU - B. R. Orr AU - T.J. Norton AU - S. R. Anderson PY - 1991 DO - 10.3133/wri914166 UR - https://pubs.usgs.gov/publication/wri914166 ID - wri914166 ER -