@misc{indiciaeb097566d6460,
  title = {New digital data base helps to map North America},
  author = {Carol A. Finn and Mark Pilkington and Alejandro Cuevas and Jaime Urrutia},
  year = {2006},
  doi = {10.1029/01eo00190},
  url = {https://pubs.usgs.gov/publication/70248025},
  note = {Source identifier: 70248025}
}