@misc{indiciae0cf957f733dc,
  title = {Petrology, diagenesis, and sedimentology of oil reservoirs in Upper Cretaceous Shannon Sandstone Beds, Powder River basin, Wyoming},
  author = {Paula L. Hansley and C. Gene Whitney},
  year = {1990},
  doi = {10.3133/b1917c},
  url = {https://pubs.usgs.gov/publication/b1917C},
  note = {Source identifier: b1917C}
}