@misc{indiciae993ea4041232, title = {Traces in the dark: sedimentary processes and facies gradients in the upper shale member of the Upper Devonian-Lower Mississippian Bakken Formation, Williston Basin, North Dakota, U.S.A.}, author = {Sven O. Egenhoff and Neil S. Fishman}, year = {2013}, doi = {10.2110/jsr.2013.60}, url = {https://pubs.usgs.gov/publication/70004594}, note = {Source identifier: 70004594} }