TY - RPRT TI - Potentiometric surface of the upper Floridan Aquifer, west-central Florida, May 2004 AU - R.A. Blanchard AU - A.V. Seidenfeld AU - David S. McCulloch PY - 2004 DO - 10.3133/ofr20041399 UR - https://pubs.usgs.gov/publication/ofr20041399 ID - ofr20041399 ER -