@misc{indiciaefb01cedda5c8,
  title = {Drainage Divides, Massachusetts: Nashua and Concord River Basins},
  author = {Richard A. Brackley and S. William Wandle},
  year = {1982},
  doi = {10.3133/ofr82924},
  url = {https://pubs.usgs.gov/publication/ofr82924},
  note = {Source identifier: ofr82924}
}