@misc{indiciaec84821d82050, title = {Redox processes and water quality of selected principal aquifer systems}, author = {P.B. McMahon and F. H. Chapelle}, year = {2008}, doi = {10.1111/j.1745-6584.2007.00385.x}, url = {https://pubs.usgs.gov/publication/70031972}, note = {Source identifier: 70031972} }