@misc{indiciae244fea40e3e2, title = {Surface water supply of the United States, 1954, Part III-B, Ohio River basin, Cumberland and Tennessee River basins}, author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey}, year = {1956}, doi = {10.3133/wsp1336}, url = {https://pubs.usgs.gov/publication/wsp1336}, note = {Source identifier: wsp1336} }