@misc{indiciae6abe8eb0e7be,
  title = {Inflatable Rings For Temporary Sealing},
  author = {Lesh, Paul L. and Richards, Cuyler H.},
  year = {1992},
  url = {https://ntrs.nasa.gov/citations/19920000368},
  note = {Source identifier: 19920000368}
}