@misc{indiciae0e531756d591,
  title = {Maximum life spur gear design},
  author = {Savage, M. and Mackulin, M. J. and Coe, H. H. and Coy, J. J.},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19910014201},
  note = {Source identifier: 19910014201}
}