TY - RPRT TI - Geologic history of salt beds and related strata in the upper part of the Madison Group (Mississippian), Williston Basin, Montana and North Dakota AU - William Jasper Sando PY - 1995 DO - 10.3133/b2112 UR - https://pubs.usgs.gov/publication/b2112 ID - b2112 ER -