@misc{indiciaed39f72b57a3e,
  title = {Digital numerically controlled oscillator},
  author = {Cellier, A. and Huey, D. C. and Ma, L. N.},
  year = {1980},
  url = {https://ntrs.nasa.gov/citations/19810008829},
  note = {Source identifier: 19810008829}
}