@misc{indiciae21a20dacf34f,
  title = {Do asteroids have satellites?},
  author = {Weidenschilling, Stuart J. and Paolicchi, Paolo and Zappala, Vincenzo},
  year = {1989},
  url = {https://ntrs.nasa.gov/citations/19900039976},
  note = {Source identifier: 19900039976}
}