TY - RPRT TI - Hydrogeologic data from a study of the freshwater zone/salinewater zone interface in the Edwards Aquifer, San Antonio region, Texas AU - Dianne Pavlicek AU - Ted A. Small AU - Paul L. Rettman PY - 1987 DO - 10.3133/ofr87389 UR - https://pubs.usgs.gov/publication/ofr87389 ID - ofr87389 ER -