@misc{indiciae22b7568a840f,
  title = {Vacuum jacketed umbilical lines technology advancement study. Task 2 - Vacuum seal valves Final technical report},
  author = {Martinez, J.},
  year = {1969},
  url = {https://ntrs.nasa.gov/citations/19700022651},
  note = {Source identifier: 19700022651}
}