@misc{indiciaeef037147276a,
  title = {Ground-water resources of the Lowell area, Massachusetts},
  author = {John Augustus Baker},
  year = {1964},
  doi = {10.3133/wsp1669y},
  url = {https://pubs.usgs.gov/publication/wsp1669Y},
  note = {Source identifier: wsp1669Y}
}