@misc{indiciae1747f639dd29,
  title = {Yellowstone Volcano Observatory 2017 annual report},
  author = {Yellowstone Volcano Observatory},
  year = {2019},
  doi = {10.3133/cir1456},
  url = {https://pubs.usgs.gov/publication/cir1456},
  note = {Source identifier: cir1456}
}