Hydrogeochemistry of the upper part of the Fort Union group in the Gascoyne lignite strip-mining area, North Dakota - Houghton, Robert L.; United States. Bureau of Land Management; United States. Environmental Protection Agency; North Dakota Geological Survey (Washington : U.S. G.P.O. ; Denver, CO : For sale by the Books and Open-File Reports Section, U.S. Geological Survey, 1987)
"Prepared in cooperation with the U.S. Bureau of Land Management, the U.S. Environmental Protection Agency, and the North Dakota Geological Survey.
Bibliography: p. 71-74.
Keywords: Groundwater -- North Dakota -- Gascoyne Region; Water quality -- North Dakota -- Gascoyne Region; Strip mining -- North Dakota -- Gascoyne Region