@misc{indiciae0267430a8397,
  title = {Optical flash background rates},
  author = {Schaefer, B. E. and Pedersen, H. and Gouiffes, C. and Poulsen, J. M. and Pizzichini, G.},
  year = {1987},
  url = {https://ntrs.nasa.gov/citations/19870049715},
  note = {Source identifier: 19870049715}
}