@misc{indiciae9f980a6e730b,
  title = {Coals of the Brazil Formation (Pennsylvanian) in Indiana: Observations of correlation inconsistencies and their implications},
  author = {Maria Mastalerz and P.R. Ames and P.L. Padgett},
  year = {2003},
  doi = {10.1016/s0166-5162(03)00037-5},
  url = {https://pubs.usgs.gov/publication/70025739},
  note = {Source identifier: 70025739}
}