@misc{indiciae0b882f9b34e8,
  title = {Initiation of debris flows in tributaries of the Colorado River in Grand Canyon, Arizona},
  author = {Peter G. Griffiths and Robert Webb and Theodore S. Melis},
  year = {1997},
  url = {https://pubs.usgs.gov/publication/70216723},
  note = {Source identifier: 70216723}
}