@misc{indiciae4d9078eb13fb,
  title = {NPSP selection for a nuclear rocket.},
  author = {Beveridge, J. H. and Campbell, W. E. and Fitts, J. J.},
  year = {1967},
  url = {https://ntrs.nasa.gov/citations/19670055217},
  note = {Source identifier: 19670055217}
}