@misc{indiciaed9d8c0d5b734,
  title = {Digital angular position sensor using wavelength division multiplexing},
  author = {Fritsch, Klaus and Beheim, Glenn and Sotomayor, Jorge},
  year = {1990},
  url = {https://ntrs.nasa.gov/citations/19910034957},
  note = {Source identifier: 19910034957}
}