@misc{indiciae7fa7440602d1,
  title = {High-perveance accelerator grids for low- voltage Kaufman thrusters.},
  author = {Banks, B. A. and Nakanishi, S. and Richley, E. A.},
  year = {1968},
  url = {https://ntrs.nasa.gov/citations/19680040435},
  note = {Source identifier: 19680040435}
}