@misc{indiciae35edaeb9867a,
  title = {Alternator insulation evaluation tests},
  author = {Penn, W. B. and Schaefer, R. F. and Balke, R. L.},
  year = {1972},
  url = {https://ntrs.nasa.gov/citations/19720015524},
  note = {Source identifier: 19720015524}
}