@misc{indiciaed4011b1168c7, title = {Surface water supply of the United States, 1961-65: Part 3. Ohio River basin: Volume 4. Ohio River basin below Wabash River}, author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey}, year = {1971}, doi = {10.3133/wsp1910}, url = {https://pubs.usgs.gov/publication/wsp1910}, note = {Source identifier: wsp1910} }