@misc{indiciae1bdd47e00dca,
  title = {Multijunction high voltage concentrator solar cells},
  author = {Valco, G. J. and Kapoor, V. J. and Evans, J. C. and Chai, A.-T.},
  year = {1981},
  url = {https://ntrs.nasa.gov/citations/19820028261},
  note = {Source identifier: 19820028261}
}