@misc{indiciaeb124feb93115,
  title = {Nondissipative optimum charge regulator advanced study Final report},
  author = {Armstrong, J. D., Jr. and Deitrich, N. J. and Fong, B. M. and Rosen, R.},
  year = {1967},
  url = {https://ntrs.nasa.gov/citations/19680001144},
  note = {Source identifier: 19680001144}
}