@misc{indiciae0fdf91d7d8c9,
  title = {Advanced thermionic converter development},
  author = {Huffman, F. N. and Lieb, D. and Briere, T. R. and Sommer, A. H. and Rufeh, F.},
  year = {1976},
  url = {https://ntrs.nasa.gov/citations/19770030010},
  note = {Source identifier: 19770030010}
}