@misc{indiciaecc9beccf6d5e,
  title = {Surface composition of Pluto},
  author = {Lebofsky, L. A. and Lebofsky, M. J. and Rieke, G. H.},
  year = {1979},
  url = {https://ntrs.nasa.gov/citations/19790047502},
  note = {Source identifier: 19790047502}
}