@misc{indiciae7e3c775a9ae6,
  title = {Transgressive-regressive cycles in the metalliferous, oil-shale-bearing Heath Formation (Upper Mississippian), central Montana},
  author = {Julie A. Dumoulin and Craig A. Johnson and Karen D. Kelley and Palma J. Botterell and Paul C. Hackley and Clint Scott and John F. Slack},
  year = {2017},
  doi = {10.29041/strat.14.1-4.97-122},
  url = {https://pubs.usgs.gov/publication/70200597},
  note = {Source identifier: 70200597}
}