@misc{indiciaee9d7f21f5b2b,
  title = {Atomic beam source of polarized electrons},
  author = {Hughes, V. W. and Long, R. L., Jr. and Raith, W.},
  year = {1959},
  url = {https://ntrs.nasa.gov/citations/19650019781},
  note = {Source identifier: 19650019781}
}