@misc{indiciaeb66112377800, title = {Stratigraphic cross section B - B' showing electric logs of Upper Cretaceous and older rocks, Powder River Basin, Big Horn, Powder River and Carter Counties, Montana, and Sheridan County, Wyoming}, author = {James E. Fox}, year = {1986}, doi = {10.3133/ofr86465b}, url = {https://pubs.usgs.gov/publication/ofr86465B}, note = {Source identifier: ofr86465B} }