@misc{indiciae5b8b99227ade,
  title = {Surficial Geologic Map of the Worcester North Quadrangle and Part of the Paxton Quadrangle, Worcester County, Massachusetts},
  author = {Byron D. Stone},
  year = {1980},
  doi = {10.3133/i1158},
  url = {https://pubs.usgs.gov/publication/i1158},
  note = {Source identifier: i1158}
}