@misc{indiciaeef52309f44d5,
  title = {Advanced spacecraft electrical power systems applying solid state technology Final report, 1 Jan. - 31 Dec. 1970},
  author = {Preston, D. H.},
  year = {1970},
  url = {https://ntrs.nasa.gov/citations/19710007233},
  note = {Source identifier: 19710007233}
}