@misc{indiciaee62d01209b99, title = {Water resources data, Pennsylvania, water year 1998. Volume 1. Delaware River Basin}, author = {R.R. Durlin and W.P. Schaffstall}, year = {1999}, doi = {10.3133/wdrpa981}, url = {https://pubs.usgs.gov/publication/wdrPA981}, note = {Source identifier: wdrPA981} }