TY - RPRT TI - United States Geological Survey's hydrogeological research programs and plans related to disposal of radioactive waste into geologic formations AU - George D. DeBuchananne AU - William Stephens Twenhofel PY - 1975 DO - 10.3133/ofr75626 UR - https://pubs.usgs.gov/publication/ofr75626 ID - ofr75626 ER -