@misc{indiciae4b090a0775c6, title = {Formation of perched ground-water zones and concentrations of selected chemical constituents in water, Idaho National Engineering Laboratory, Idaho, 1986-88}, author = {L.D. Cecil and B. R. Orr and T.J. Norton and S. R. Anderson}, year = {1991}, doi = {10.3133/wri914166}, url = {https://pubs.usgs.gov/publication/wri914166}, note = {Source identifier: wri914166} }