@misc{indiciaefec87e125384,
  title = {Structural relations along the Taconic unconformity between New York, New Jersey, and Pennsylvania},
  author = {Jack B. Epstein and Peter T. Lyttle},
  year = {2001},
  url = {https://pubs.usgs.gov/publication/70231280},
  note = {Source identifier: 70231280}
}