@misc{indiciaec730b521fd69,
  title = {Geologic map of the Blairstown quadrangle, Warren County, New Jersey},
  author = {Avery Ala Drake and Peter T. Lyttle},
  year = {1985},
  doi = {10.3133/gq1585},
  url = {https://pubs.usgs.gov/publication/gq1585},
  note = {Source identifier: gq1585}
}