@misc{indiciaea4a0d4ec8195, title = {Stratigraphic cross section J - J' showing electric logs of Upper Cretaceous and older rocks, Powder River Basin, Johnson, Campbell, and Crook Counties, Wyoming}, author = {James E. Fox}, year = {1987}, doi = {10.3133/ofr86465j}, url = {https://pubs.usgs.gov/publication/ofr86465J}, note = {Source identifier: ofr86465J} }