@misc{indiciae4701b4660638,
  title = {Triplexer for wideband varactor frequency tripler Final report},
  author = {Cristal, E. G. and Parker, D. and Schiffman, B. M. and Young, L.},
  year = {1970},
  url = {https://ntrs.nasa.gov/citations/19710001419},
  note = {Source identifier: 19710001419}
}