@misc{indiciae658ec1f6f8f2,
  title = {Diffraction effects on angular response of X-ray collimators},
  author = {Blake, R. L. and Barrus, D. M. and Fenimore, E.},
  year = {1976},
  url = {https://ntrs.nasa.gov/citations/19760059093},
  note = {Source identifier: 19760059093}
}