@misc{indiciaecae1c6281bb9,
  title = {Aeromagnetic interpretation of the geology of the Greenwood Lake and Sloatsburg quadrangles, New York and New Jersey},
  author = {Anna Jespersen and Andrew Griscom},
  year = {1963},
  doi = {10.3133/gp311},
  url = {https://pubs.usgs.gov/publication/gp311},
  note = {Source identifier: gp311}
}