@misc{indiciae903f0a256fe4,
  title = {Internal visual workmanship standard for microelectronic devices /NASA STD XX-2/ and training manual, volume 2},
  author = {Gaffney, J. and Rice, E. J. and Root, C. D.},
  year = {1968},
  url = {https://ntrs.nasa.gov/citations/19700006740},
  note = {Source identifier: 19700006740}
}