TY - RPRT TI - Delineation of the outcrop of the Edwards Aquifer hydrologically associated with Barton Springs in the Austin area, Texas AU - Ann F. Ardis AU - D.L. Slagle AU - Fred R. Snyder PY - 1985 DO - 10.3133/ofr85643 UR - https://pubs.usgs.gov/publication/ofr85643 ID - ofr85643 ER -