@misc{indiciae86a0bc70a9b7,
  title = {C sub 2 swan bands in comets.},
  author = {Osterbrock, D. E. and Stockhausen, R. E.},
  year = {1965},
  url = {https://ntrs.nasa.gov/citations/19650034486},
  note = {Source identifier: 19650034486}
}