@misc{indiciae380e82cc3ab0,
  title = {A filament current regulator for solid source mass spectrometers.},
  author = {Ables, J. G. and Riley, G. H.},
  year = {1968},
  url = {https://ntrs.nasa.gov/citations/19680042685},
  note = {Source identifier: 19680042685}
}