TY - RPRT TI - Water resources data, North Dakota, water year 1981. Volume 2. Missouri River Basin AU - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey PY - 1982 DO - 10.3133/wdrnd812 UR - https://pubs.usgs.gov/publication/wdrND812 ID - wdrND812 ER -