@misc{indiciae088165ff9f97,
  title = {Rock-fall hazards in the Yosemite Valley},
  author = {G. F. Wieczorek and M.M. Morrissey and Giulio Iovine and J. W. Godt},
  year = {1998},
  doi = {10.3133/ofr98467},
  url = {https://pubs.usgs.gov/publication/ofr98467},
  note = {Source identifier: ofr98467}
}