@misc{indiciae8a1b6c6a5f80,
  title = {Improved Gear Shapes for Face Worm Gear Drives},
  author = {Litvin, Faydor L. and Nava, Alessandro and Fan, Qi and Fuentes, Alfonso},
  year = {2005},
  url = {https://ntrs.nasa.gov/citations/20110014926},
  note = {Source identifier: 20110014926}
}