@misc{indiciaeae8d36f2e034,
  title = {A geologic overview of Cape Cod; a guide for the Sigma XI field trip, September 26, 1992},
  author = {R. N. Oldale},
  year = {1992},
  doi = {10.3133/ofr92551},
  url = {https://pubs.usgs.gov/publication/ofr92551},
  note = {Source identifier: ofr92551}
}