@misc{indiciaeb7d74264ba47,
  title = {Comet and Asteroid Hazard to the Terrestrial Planets},
  author = {Ipatov, S. I. and Mather, J. C. and Oegerle, William},
  year = {2002},
  url = {https://ntrs.nasa.gov/citations/20020066739},
  note = {Source identifier: 20020066739}
}