TY  - RPRT
TI  - Altitude and generalized configuration of the top of the Floridan aquifer, St. Johns County, Florida
AU  - Rick M. Spechler
PY  - 1983
DO  - 10.3133/wri834101
UR  - https://pubs.usgs.gov/publication/wri834101
ID  - wri834101
ER  -