TY - RPRT TI - Geology and ground-water resources of the Missouri River valley in northeastern Montana, with a section on the quality of the ground water AU - Frank Albert Swenson AU - W. H. Durum PY - 1955 DO - 10.3133/wsp1263 UR - https://pubs.usgs.gov/publication/wsp1263 ID - wsp1263 ER -