@misc{indiciae7d07e688c7e4, title = {Water resources data for Pennsylvania, water year 1979; Volume 2, Susquehanna and Potomac River basins}, author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey}, year = {1980}, doi = {10.3133/wdrpa792}, url = {https://pubs.usgs.gov/publication/wdrPA792}, note = {Source identifier: wdrPA792} }