@misc{indiciae433b6a237acf,
  title = {Status of a five-centimeter-diameter ion thruster technology program},
  author = {Banks, B. A. and Lathem, W. C. and Nakanishi, S. and Weigand, A. J.},
  year = {1971},
  url = {https://ntrs.nasa.gov/citations/19710015259},
  note = {Source identifier: 19710015259}
}