TY - RPRT TI - Chemical and physical data related to ground water in the vicinity of abandoned uraniferous lignite mines, western North Dakota, December 1983 through June 1988 AU - J. D. Wald PY - 1991 DO - 10.3133/ofr91527 UR - https://pubs.usgs.gov/publication/ofr91527 ID - ofr91527 ER -