@misc{indiciaea9716eb49f6b, title = {Status of surface-water modeling in the U.S. Geological Survey}, author = {Marshall E. Jennings and Nobuhiro Yotsukura}, year = {1979}, doi = {10.3133/cir809}, url = {https://pubs.usgs.gov/publication/cir809}, note = {Source identifier: cir809} }