@misc{indiciaeec18413724a0,
  title = {Eustatic and tectonic control of deposition of the lower and middle Pennsylvanian strata of the Central Appalachian Basin},
  author = {D.R. Chesnut},
  year = {1997},
  url = {https://pubs.usgs.gov/publication/70019276},
  note = {Source identifier: 70019276}
}