@misc{indiciae064bdb7bd7e5,
  title = {Bedrock and engineering geologic maps of New York County and parts of Kings and Queens counties, New York, and parts of Bergen and Hudson Counties, New Jersey},
  author = {Charles A. Baskerville},
  year = {1990},
  doi = {10.3133/ofr89462},
  url = {https://pubs.usgs.gov/publication/ofr89462},
  note = {Source identifier: ofr89462}
}