@misc{indiciae79d9469899d9,
  title = {Geophysical surveys near the Charles George Municipal Landfill and Flint Pond, Tyngsboro, Massachusetts},
  author = {J. D. Ayotte and Thomas J. Mack and C. M. Johnston},
  year = {1999},
  doi = {10.3133/ofr99231},
  url = {https://pubs.usgs.gov/publication/ofr99231},
  note = {Source identifier: ofr99231}
}