@misc{indiciae80c2882ae763,
  title = {Particle collections from noctilucent clouds.},
  author = {Skrivanek, R. A. and Soberman, R. K.},
  year = {1964},
  url = {https://ntrs.nasa.gov/citations/19650028221},
  note = {Source identifier: 19650028221}
}