@misc{indiciaebfab4762e5fa,
  title = {Avoiding armageddon: long term asteroid orbit deflection optimization},
  author = {Chodas, Paul and Chesley, Steven R. and Farnocchia, Davide and Eggl, Siegfried},
  year = {2017},
  url = {https://ntrs.nasa.gov/citations/20210008922},
  note = {Source identifier: 20210008922}
}