TY - RPRT TI - Simulation of ground-water flow in the High Plains aquifer, southern sandhills area, west-central Nebraska AU - J. S. McLean AU - H.H. Chen AU - J.W. Goeke PY - 1997 DO - 10.3133/ofr96206 UR - https://pubs.usgs.gov/publication/ofr96206 ID - ofr96206 ER -