@misc{indiciae7a07a62129a9,
  title = {Temperature and liquid-level sensor for liquid-hydrogen pressurization and expulsion studies},
  author = {De Witt, R. L. and Stochl, R. J.},
  year = {1968},
  url = {https://ntrs.nasa.gov/citations/19680006424},
  note = {Source identifier: 19680006424}
}