@misc{indiciae75291a871829,
  title = {Spectrophotovoltaic orbital power generation, phase 2},
  author = {Lo, S. K. and Stoltzman, D. and Knowles, G. and Lin, R.},
  year = {1981},
  url = {https://ntrs.nasa.gov/citations/19810019082},
  note = {Source identifier: 19810019082}
}