@misc{indiciaed3198231a67a,
  title = {Research in far ultraviolet filtering for space optical systems},
  author = {Mc Kenney, D. B. and Taylor, D. J. and Tifft, W. G.},
  year = {1969},
  url = {https://ntrs.nasa.gov/citations/19690018375},
  note = {Source identifier: 19690018375}
}