@misc{indiciaef28df5b62107,
  title = {Flexible high-voltage supply for experimental electron microscope},
  author = {Chapman, G. L. and Jung, E. A. and Lewis, R. N. and Van Loon, L. S. and Welter, L. M.},
  year = {1969},
  url = {https://ntrs.nasa.gov/citations/19690000557},
  note = {Source identifier: 19690000557}
}