@misc{indiciae947bb06e1645,
  title = {Bedrock geology of part of the Woronoco Quadrangle, Hampden and Hampshire counties, Massachusetts},
  author = {Stewart F. Clark},
  year = {1977},
  doi = {10.3133/ofr77363},
  url = {https://pubs.usgs.gov/publication/ofr77363},
  note = {Source identifier: ofr77363}
}