@misc{indiciae675d59ab18b2,
  title = {Thermal maturity map of Devonian shale in the Illinois, Michigan, and Appalachian basins of North America},
  author = {Joseph A. East and Christopher S. Swezey and John E. Repetski and Daniel O. Hayba},
  year = {2012},
  doi = {10.3133/sim3214},
  url = {https://pubs.usgs.gov/publication/sim3214},
  note = {Source identifier: sim3214}
}