@misc{indiciae76aceb641d83,
  title = {Vacuum-ultraviolet reflectometer},
  author = {Allen, T. H. and Dillow, C. F. and Linford, R. M. F.},
  year = {1977},
  url = {https://ntrs.nasa.gov/citations/19760000336},
  note = {Source identifier: 19760000336}
}