@misc{indiciae68eb76f3519e,
  title = {Planetary science. Risks in space from orbiting debris.},
  author = {J C Liou and N L Johnson},
  year = {2006},
  doi = {10.1126/science.1121337},
  url = {https://pubmed.ncbi.nlm.nih.gov/16424326/},
  note = {Source identifier: 16424326}
}