TY - RPRT TI - Groundwater-flow model of the Ozark Plateaus aquifer system, northwestern Arkansas, southeastern Kansas, southwestern Missouri, and northeastern Oklahoma AU - John B. Czarnecki AU - Jonathan A. Gillip AU - Perry M. Jones AU - Daniel S. Yeatts PY - 2009 DO - 10.3133/sir20095148 UR - https://pubs.usgs.gov/publication/sir20095148 ID - sir20095148 ER -