TY - RPRT TI - Hydrogeology of the tri-basin and parts of the lower Republican and central Platte natural resources districts, Nebraska AU - J. M. Peckenpaugh AU - J. T. Dugan AU - R.A. Kern AU - W.J. Schroeder PY - 1987 DO - 10.3133/wri874176 UR - https://pubs.usgs.gov/publication/wri874176 ID - wri874176 ER -