@misc{indiciae1561c114b8c1,
  title = {The NASA Space Power Technology Program},
  author = {Mullin, J. P. and Hudson, W. R. and Randolph, L. P.},
  year = {1979},
  url = {https://ntrs.nasa.gov/citations/19790067881},
  note = {Source identifier: 19790067881}
}