@misc{indiciaec54788624d35,
  title = {Planar techniques for fabricating X-ray diffraction gratings and zone plates},
  author = {Smith, H. I. and Anderson, E. H. and Hawryluk, A. M. and Schattenburg, M. L.},
  year = {1984},
  url = {https://ntrs.nasa.gov/citations/19850061124},
  note = {Source identifier: 19850061124}
}