@misc{indiciaeb07c6cd553a5,
  title = {System for synchronizing synthesizers of communication systems},
  author = {Enriquez, E. A. and Gookin, R. E.},
  year = {1979},
  url = {https://ntrs.nasa.gov/citations/19790012125},
  note = {Source identifier: 19790012125}
}