@misc{indiciae1de95a989028,
  title = {Surficial geologic map of the Culvers Gap quadrangle, Sussex County, New Jersey},
  author = {Jack B. Epstein and Ron W. Witte},
  year = {2005},
  url = {https://pubs.usgs.gov/publication/70231294},
  note = {Source identifier: 70231294}
}