@misc{indiciae867dc9164611,
  title = {Ion thruster performance calibration.},
  author = {Pawlik, E. V. and Goldstein, R. and Fitzgerald, D. J. and Adams, R. W.},
  year = {1972},
  url = {https://ntrs.nasa.gov/citations/19720042540},
  note = {Source identifier: 19720042540}
}