@misc{indiciae412c1deaae30,
  title = {Environmental geology of Warren County, New Jersey; bedrock geology},
  author = {Richard A. Volkert and Gregory C. Herman and Avery A. Drake and Jack B. Epstein and Richard F. Dalton and Donald H. Monteverde},
  year = {1994},
  url = {https://pubs.usgs.gov/publication/70231172},
  note = {Source identifier: 70231172}
}