@misc{indiciae90825796d1c0,
  title = {Detection of rings around Uranus},
  author = {Millis, R. L. and Wasserman, L. H. and Birch, P. V.},
  year = {1977},
  url = {https://ntrs.nasa.gov/citations/19770052554},
  note = {Source identifier: 19770052554}
}