@misc{indiciae18860f1f31a7,
  title = {Heat pipe reactors for space power applications},
  author = {Koenig, D. R. and Ranken, W. A. and Salmi, E. W.},
  year = {1977},
  url = {https://ntrs.nasa.gov/citations/19770041058},
  note = {Source identifier: 19770041058}
}