@misc{indiciae132dbf67ce12,
  title = {Ancient permafrost and past permafrost in the Northern Hemisphere},
  author = {Thomas Opel and Pascal Bertran and Guido Grosse and Miriam C. Jones and Marc Luetscher and Lutz Schirrmeister and Kim Stadelmeier and Alexandra Veremeeva},
  year = {2024},
  doi = {10.1016/b978-0-323-99931-1.00258-0},
  url = {https://pubs.usgs.gov/publication/70257781},
  note = {Source identifier: 70257781}
}