TY - RPRT TI - Assessment of Undiscovered Oil Resources in the Devonian-Mississippian Bakken Formation, Williston Basin Province, Montana and North Dakota, 2008 AU - Richard M. Pollastro AU - Troy A. Cook AU - Laura N.R. Roberts AU - Christopher J. Schenk AU - Michael D. Lewan AU - Lawrence O. Anna AU - Stephanie B. Gaswirth AU - Paul G. Lillis AU - Timothy R. Klett AU - Ronal R. Charpentier PY - 2008 DO - 10.3133/fs20083021 UR - https://pubs.usgs.gov/publication/fs20083021 ID - fs20083021 ER -