@misc{indiciae8bb003e968c7,
  title = {High-Efficiency Flexible Multilevel Photon Sieves by Single-Step Laser-Based Fabrication and Optical Analysis},
  author = {Julian, Matthew N. and MacDonnell, David G. and Gupta, Mool C.},
  year = {2018},
  url = {https://ntrs.nasa.gov/citations/20190028397},
  note = {Source identifier: 20190028397}
}