TY - RPRT TI - Water-resources activities of the U.S. Geological Survey in Nebraska, fiscal years 1990-91 AU - D. J. Fitzpatrick AU - J.E. McKinney PY - 1992 DO - 10.3133/ofr92633 UR - https://pubs.usgs.gov/publication/ofr92633 ID - ofr92633 ER -