@misc{indiciaeb949377decd8,
  title = {Source and size of the leakage zone of the natural dam, Lago Laja, Chile},
  author = {Walter Danilchik},
  year = {1967},
  doi = {10.3133/ofr6775},
  url = {https://pubs.usgs.gov/publication/ofr6775},
  note = {Source identifier: ofr6775}
}