@misc{indiciaec1acd3401177,
  title = {Photon-coupled isolation switch Quarterly report, 1 Oct. - 31 Dec. 1967},
  author = {Bonin, E. L. and Harp, E. E.},
  year = {1967},
  url = {https://ntrs.nasa.gov/citations/19680012765},
  note = {Source identifier: 19680012765}
}