@misc{indiciaed5dc400df219,
  title = {Cryogenic waveguide window is sealed with plastic foam},
  author = {Clauss, R. and Stelzried, C. T.},
  year = {1964},
  url = {https://ntrs.nasa.gov/citations/19630000127},
  note = {Source identifier: 19630000127}
}