@misc{indiciaefe2fb1185b04,
  title = {First Halley multicolour camera imaging results from Giotto},
  author = {Keller, H. U. and Arpigny, C. and Barbieri, C. and Bonnet, R. M. and Cazes, S.},
  year = {1986},
  url = {https://ntrs.nasa.gov/citations/19860056165},
  note = {Source identifier: 19860056165}
}