@misc{indiciae7cc09fe99f23,
  title = {Availability of ground water in the lower Merrimack River basin southern New Hampshire},
  author = {J. E. Cotton},
  year = {1977},
  doi = {10.3133/wri7769},
  url = {https://pubs.usgs.gov/publication/wri7769},
  note = {Source identifier: wri7769}
}