@misc{indiciaeab3919968e6a,
  title = {Finite grid radius and thickness effects on retarding potential analyzer measured suprathermal electron density and temperature},
  author = {Knudsen, William C.},
  year = {1992},
  url = {https://ntrs.nasa.gov/citations/19920072488},
  note = {Source identifier: 19920072488}
}