TY - RPRT TI - Digital maps of the extent, base, top, and potentiometric surface of the Ozark aquifer in Kansas AU - K. E. Juracek AU - C. V. Hansen PY - 1996 DO - 10.3133/ofr96119 UR - https://pubs.usgs.gov/publication/ofr96119 ID - ofr96119 ER -