TY - RPRT TI - Digital data sets that describe aquifer characteristics of the Tillman terrace and alluvial aquifer in southwestern Oklahoma AU - C.J. Becker AU - D. L. Runkle AU - Alan Rea PY - 1997 DO - 10.3133/ofr96452 UR - https://pubs.usgs.gov/publication/ofr96452 ID - ofr96452 ER -