@misc{indiciae7fe8cba55c60,
  title = {Ground-water and pond levels, Cape Cod, Massachusetts, 1950-82},
  author = {Diane F. Letty},
  year = {1984},
  doi = {10.3133/ofr84719},
  url = {https://pubs.usgs.gov/publication/ofr84719},
  note = {Source identifier: ofr84719}
}