@misc{indiciae6dd413c55ca1,
  title = {Combinatorial pulse position modulation for power-efficient free-space laser communications},
  author = {Budinger, James M. and Vanderaar, M. and Wagner, P. and Bibyk, Steven},
  year = {1993},
  url = {https://ntrs.nasa.gov/citations/19930022667},
  note = {Source identifier: 19930022667}
}