@misc{indiciae90b3a8f6a614,
  title = {The Rings Around the Egg Nebula},
  author = {Harpaz, Amos and Rappaport, Saul and Soker, Noam},
  year = {1997},
  url = {https://ntrs.nasa.gov/citations/19980162996},
  note = {Source identifier: 19980162996}
}