@misc{indiciaea25b659d3b0b,
  title = {Flywheel Rotor Safe-Life Technology},
  author = {Ratner, J. K. H. and Chang, J. B. and Christopher, D. A. and McLallin, Kerry L.},
  year = {2002},
  url = {https://ntrs.nasa.gov/citations/20020070657},
  note = {Source identifier: 20020070657}
}