@misc{indiciaeffbbd37c0f4e,
  title = {Road log and stop descriptions; Day 1, Stop 1; Delaware Water Gap; geologic overview, stratigraphy, structure, formation of the gap, and glacial geology},
  author = {Jack B. Epstein},
  year = {2001},
  url = {https://pubs.usgs.gov/publication/70231234},
  note = {Source identifier: 70231234}
}