@misc{indiciae938e2094229a,
  title = {An ultralightweight, evacuated, load-bearing, high-performance insulation system},
  author = {Parmley, R. T. and Cunnington, G. R., Jr.},
  year = {1978},
  url = {https://ntrs.nasa.gov/citations/19780052096},
  note = {Source identifier: 19780052096}
}