@misc{indiciae9a7e11e0b41c,
  title = {A commandable tape-recorder delay timer and clock system for ae-b},
  author = {Kopetski, F. J. and Libby, J. N.},
  year = {1965},
  url = {https://ntrs.nasa.gov/citations/19650027177},
  note = {Source identifier: 19650027177}
}