@misc{indiciae5ea3f7622c35, title = {Potentiometric surface of the upper Floridan Aquifer in the St. Johns River Water Management District and vicinity, Florida, September 1996}, author = {E. R. German}, year = {1997}, doi = {10.3133/ofr97353}, url = {https://pubs.usgs.gov/publication/ofr97353}, note = {Source identifier: ofr97353} }