@misc{indiciaee78cc513fa58,
  title = {Quantitative petrographic analysis of Mid-Cretaceous sandstones, southwestern Montana},
  author = {T. S. Dyman and Katherine B. Krystinik and K. I. Takahashi},
  year = {1988},
  doi = {10.3133/b1830},
  url = {https://pubs.usgs.gov/publication/b1830},
  note = {Source identifier: b1830}
}