TY - RPRT TI - Water levels and water quality in the Sparta-Memphis aquifer (middle Claiborne aquifer) in Arkansas, spring-summer 2009 AU - T. P. Schrader PY - 2013 DO - 10.3133/sir20135100 UR - https://pubs.usgs.gov/publication/sir20135100 ID - sir20135100 ER -