@misc{indiciaebcb21039674e,
  title = {Cryogenic thermal insulation Patent},
  author = {Middleton, R. L. and Schell, J. T. and Stuckey, J. M.},
  year = {1968},
  url = {https://ntrs.nasa.gov/citations/19710019416},
  note = {Source identifier: 19710019416}
}